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Knob Screws(Mounting Section Type:Round Bore)

Knob Screws are utilized in various applications to enable manual control, adjustment, or fastening in a wide range of applications. They have widespread applications across diverse industries such as in automation systems. In various manufacturing industries, for example, food and pharmaceutical industries, and electronics industries.
When selecting a Knobs Screws, it is crucial to consider factors, including size, shape (eg., round, mushroom, ball, T- shaped and polygon shape), material (eg., plastic, stainless steel, aluminum and so on.) and mounting type for example threaded and tapped. These considerations are crucial for ensuring the production of high-quality products. We highly recommend reputable brands such as MISUMI, ESCO and KONISHI, as well as cost-effective options from MISUMI ECONOMY.
Take advantage of the convenience of FREE SHIPPING and NO MINIMUM ORDER on knob screw. Should you have any doubts or require assistance in choosing the right product, our experts are readily available to provide advice and guidance.
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  • You can add up to 6 items per a category to the compare list.
    Stainless Steel Knobs/Five Lobed

    Stainless Steel Knobs/Five Lobed

    MISUMI

    Stainless Steel Knobs/Five Lobed
    Knobs Screws are commonly used in various applications to secure, adjust, and control different mechanical devices. They offer a wide variety of sizes to choose from.
    [Feature]
    ● Shape : Pentagon (Five Lobed Knobs)
    ● Thread Size : M5, M6, M8 and M10
    ● Material : SCS22 (SUS316 Equivalent)
    ● Surface Treatment : Electrolytic Polishing
    [Application]
    Knob Screws are commonly used in fastening, assembly, adjustment, clamping and so on
    From: ฿ 1,701.70
    Days to Ship: day to ship 7 Day(s)
    day to ship 7 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Stainless-Steel Cross-Shaped Knob (CK-SUS)
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Stainless-Steel Cross-Shaped Knob (CK-SUS)

    IMAO CORPORATION

    Stainless-steel hand knob ideal for use with food processing machines, cleaning machines, etc.
    [Features]
    · 3 types of product mounting specification available (reamed, tapped, stud).
    · The product has no extra indentations and is easy to clean.
    [Applications]
    · Ideal for screw fastening and loosening for food machinery, cleaning machines, etc.
    From: ฿ 637.39
    Special Price
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Super Knobs
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Super Knobs

    MISUMI

    Super Knobs
    Knobs Screws are commonly used in various applications to secure, adjust, and control different mechanical devices. They offer a wide variety of sizes to choose from.
    [Feature]
    ● Shape : Triangular (Three Lobed Knobs) and Pentagon (Five Lobed Knobs)
    ● Thread Size : M6, M8, M10 and M12
    ● Material :
    Knobs - Nylon 66 (Black)
    Cap - Polypropylene (White and Orange)
    [Application]
    Knob Screws are commonly used in fastening, assembly, adjustment, clamping and so on
    From: ฿ 40.95
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Engineering Plastic Knob (EK)
    Until 31/03/2025
    Engineering Plastic Knob (EK)
    Engineering Plastic Knob (EK)
    Engineering Plastic Knob (EK)
    Engineering Plastic Knob (EK)
    Engineering Plastic Knob (EK)
    Engineering Plastic Knob (EK)
    Engineering Plastic Knob (EK)

    Sale
    Until 31/03/2025

    Engineering Plastic Knob (EK)

    IMAO CORPORATION

    Easy-to-grip classic resin know that fits to the hand.
    [Features]
    · Variations available are blank, reamed, stud, tapped, and stainless steel.
    · Available in steel and stainless steel materials.
    [Applications]
    · Knob-operated parts on general industrial machinery and various automatic machines.
    From: ฿ 155.32
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Aluminum Handle_KAH

    Aluminum Handle_KAH

    NBK

    Beautiful finish by polishing.
    From: ฿ 829.56
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Knurled Plastic Knob Screws - Large Diameter
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Knurled Plastic Knob Screws - Large Diameter

    MISUMI

    Large Diameter Knurled Knobs
    Knobs Screws are commonly used in various applications to secure, adjust, and control different mechanical devices. They offer a wide variety of sizes to choose from.
    [Feature]
    ● Shape : Round Shape
    ● Thread Size : M5, M6, M8, M10 and M12
    ● Material :
    Knobs - Nylon 6 (Mat Black)
    Screws - Male Thread (SS400), Female Thread (SUM22L) and For Round Bore H8 Hole Type (SS400)
    [Application]
    Knob Screws are commonly used in fastening, assembly, adjustment, clamping and so on
    From: ฿ 186.55
    Special Price
    Days to Ship: day to ship 3 Day(s)
    day to ship 3 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    T Handle (TH)
    Until 31/03/2025
    T Handle (TH)
    T Handle (TH)
    T Handle (TH)
    T Handle (TH)

    Sale
    Until 31/03/2025

    T Handle (TH)

    IMAO CORPORATION

    Easy-to-grip knob with a curved design.
    [Features]
    · Grip part has a rounded finish to fit to the hand.
    · Working temperature: -20 to +110°C.
    · Plastic T handle with high mechanical strength.
    [Applications]
    · Useful when lifting covers off devices or instruments.
    From: ฿ 506.00
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Hand Knob (HK)
    Hand Knob (HK)
    Hand Knob (HK)
    Hand Knob (HK)

    Hand Knob (HK)

    IMAO CORPORATION

    Hand Knob (HK)
    Knobs Screws are commonly used in various applications to secure, adjust, and control different mechanical devices. They offer a wide variety of sizes to choose from.
    [Feature]
    ● Shape : Six Lobed Knobs
    ● Main Body Outer Diameter (mm.) : 40, 50, 63 and 80
    ● Material :
    Knobs - FC200
    [Application]
    Hand Knob Screws are commonly used in fastening, assembly, adjustment, clamping and so on
    From: ฿ 240.30
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    T-Shaped Knob_KTAF

    T-Shaped Knob_KTAF

    NBK

    Aluminum T-shaped knob. The shape feels familiar in the hand and can handle a lot of force.
    From: ฿ 947.12
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Dimple Knob_KRM/KRF/KRR
    Until 31/03/2025
    Dimple Knob_KRM/KRF/KRR
    Dimple Knob_KRM/KRF/KRR
    Dimple Knob_KRM/KRF/KRR
    Dimple Knob_KRM/KRF/KRR
    Dimple Knob_KRM/KRF/KRR
    Dimple Knob_KRM/KRF/KRR
    Dimple Knob_KRM/KRF/KRR

    Sale
    Until 31/03/2025

    Dimple Knob_KRM/KRF/KRR

    NBK

    High quality and human design knob.
    [Features]
    ·3 types: male screw KRM, KRMS/female screw KRF, KRFS/reamed hole KRR.
    ·Reamed KRR hubs have guide holes for fixing pins.
    ·Abundant screw sizes of M4-M10.
    ·You can select the type and the material of the screw part by the product code.
    ·Applying too much force when tightening may cause damage. Make sure that the resin cap and screw are firmly attached, and do not overtighten.
    [Applications]
    ·When you want to install and remove screws without tools.
    From: ฿ 164.34
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Stainless-Steel Hand Knob (HK-N-SUS)
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Stainless-Steel Hand Knob (HK-N-SUS)

    IMAO CORPORATION

    Stainless-steel hand knob ideal for use with medical equipment and food processing machines.
    [Features]
    · Excellent corrosion resistance.
    · 3 types of product mounting specification available: reamed, tapped and tapped through.
    · Reamed and tapped types do not have a recess on the top and are ideal for food processing machines and cleaning machines.
    [Applications]
    · Ideal for knob-operated parts of food processing machines and cleaning machines, etc.
    From: ฿ 929.53
    Special Price
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Engineering Plastic Knob PK

    Engineering Plastic Knob PK

    KONISHI

    [Features]
    · Select any from the center hole, reamer hole and tapped hole processed in the boss center.
    · Knob made of stainless steel are also available providing high rust-prevention.
    From: ฿ 145.25
    Days to Ship: day to ship 4 Day(s)
    day to ship 4 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Metal Knob_EAT
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Metal Knob_EAT

    NBK

    [Features]
    · Aluminum alloy, alumite treated.
    - The symbol mark is attached.
    From: ฿ 221.73
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Stainless Hand Knob_KSH
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Stainless Hand Knob_KSH

    NBK

    It is made of stainless steel and has excellent corrosion resistance.
    From: ฿ 875.80
    Special Price
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Aluminum Hand Knob (ALHK)
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Aluminum Hand Knob (ALHK)

    IMAO CORPORATION

    [Features]·Easy grip handle knob. [Materials]·Made of Aluminum.
    From: ฿ 720.85
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Hand Knob Z, Z-T

    Hand Knob Z, Z-T

    KONISHI

    A durable knob made of cast iron equivalent to JIS B2603-4. Standardized tapped hole with center hole type.
    From: ฿ 222.87
    Days to Ship: day to ship 3 Day(s)
    day to ship 3 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Star Knobs Type M

    Star Knobs Type M【10 Pieces Per Package】

    KONOE

    Feature
    · By incorporating commercially available hexagon head bolts and hexagonal nuts, you can tighten them without using tools.
    · Screws and knob screws can be tightened by hand.
    · It is made of resin and repeatedly detached, and it is used for handles and grips.
    From: ฿ 211.43
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Aluminum Control Knob_ECY
    Until 31/03/2025
    Aluminum Control Knob_ECY
    Aluminum Control Knob_ECY
    Aluminum Control Knob_ECY

    Sale
    Until 31/03/2025

    Aluminum Control Knob_ECY

    NBK

    Reaming holes that are finished. Hexagon socket set screws for attaching to all products are included.
    From: ฿ 540.28
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Pure Touch Knob _EBP
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Pure Touch Knob _EBP

    NBK

    Rubber double molded on the surface of a plastic body. Soft touch. Beautiful matte control knob.
    From: ฿ 324.61
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Cross-Shaped Knob (CK)
    Until 31/03/2025
    Cross-Shaped Knob (CK)
    Cross-Shaped Knob (CK)
    Cross-Shaped Knob (CK)
    Cross-Shaped Knob (CK)
    Cross-Shaped Knob (CK)

    Sale
    Until 31/03/2025

    Cross-Shaped Knob (CK)

    IMAO CORPORATION

    Classic cross-shaped knob made from cast iron.
    [Features]
    · 3 types of finish available for boss part: bored, reamed and tapped.
    · Standard-type cross shape that can be securely tightened.
    [Applications]
    · Ideal for locations in which strong clamping is required.
    From: ฿ 177.00
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Indicator Knob (INK)
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Indicator Knob (INK)

    IMAO CORPORATION

    [Features]·Indicator knob with enlarged arrow to make it easier to see.
    From: ฿ 418.21
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Control Knob M8801

    Control Knob M8801

    KONISHI

    [Features]·Volume knob. [Materials]·Made of Aluminum.
    From: ฿ 489.49
    Days to Ship: day to ship 3 Day(s)
    day to ship 3 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Tee Handle TH

    Tee Handle TH

    KONISHI

    [Features]
    · It is easy to grip with your fingers.
    · Please choose this when you need a pulling operation.
    From: ฿ 428.87
    Days to Ship: day to ship 4 Day(s)
    day to ship 4 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Three- Arm Knob TAK

    Three- Arm Knob TAK

    KONISHI

    It is made of black phenolic resin and the knob has a glossy and beautiful surface. It is easy to apply torque with the three spokes. Operating temperature max110° C min-20° C
    From: ฿ 660.30
    Days to Ship: day to ship 4 Day(s)
    day to ship 4 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Control Knob M8805
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Control Knob M8805

    KONISHI

    Volume knob made of phenol resin.
    From: ฿ 409.55
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Control Knob M8806
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Control Knob M8806

    KONISHI

    Volume knob made of phenolic resin.
    [Features]
    · Made from phenolic resin.
    · Operating temperature: -20 to +110°C.
    [Applications]
    · Can be used for rotation of the mounting shaft.
    From: ฿ 146.09
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Aluminum Control Knob_ECX
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Aluminum Control Knob_ECX

    NBK

    Reaming holes that are finished. Hexagon socket set screws for attaching to all products are included.
    From: ฿ 622.99
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Stainless Steel Hand Knob_KEHS
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Stainless Steel Hand Knob_KEHS

    NBK

    It is made of stainless steel and has excellent corrosion resistance.
    From: ฿ 1,348.58
    Special Price
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Flanged Knob_EAM
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Flanged Knob_EAM

    NBK

    Material is phenolic resin.
    From: ฿ 235.74
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Cross Knob_KJW/KJR

    Cross Knob_KJW/KJR

    NBK

    The shape can handle a lot of force. Because the metal hub is exposed, it is easy to use for additional work and fixing pins.
    From: ฿ 178.98
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Seven Lobed Knob_KTF/KTR
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Seven Lobed Knob_KTF/KTR

    NBK

    Hands-friendly 7-sided shape. It is easy to grasp.
    From: ฿ 167.46
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Spin Knob with Flange_EAC

    Spin Knob with Flange_EAC

    NBK

    You can select the spin color.
    From: ฿ 208.99
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Aluminum Cross Knob (ALCK)

    Aluminum Cross Knob (ALCK)

    IMAO CORPORATION

    Aluminum cross knob that uses a cross shape and which can strongly tighten. It is also light.
    From: ฿ 720.08
    Days to Ship: day to ship 7 Day(s)
    day to ship 7 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Ergonomic Grip Knob (EGK)

    Ergonomic Grip Knob (EGK)

    IMAO CORPORATION

    There are four indentations on the side faces to resist slipping, so the knob is easy to grip with a soft feeling. The boss hole can be easily covered with the center cap of the accessory after knob attachment.

    [Features]
    · Four of the sides have a dimple to prevent slipping, and there is an elastomer (TPE) applied on the surface of the knob so it has a soft touch sensation that makes it comfortable to operate.
    · You can use the snap method by installing a ball & spring which is sold separately.
    · The front of the boss hole can be easily covered with the center cap accessory after installation.
    · Pilot holes are already processed
    From: ฿ 737.41
    Days to Ship: day to ship 7 Day(s)
    day to ship 7 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Self Make Flute Knob (SMFK)
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Self Make Flute Knob (SMFK)

    IMAO CORPORATION

    [Features]
    · Utilizes commercially available hexagon bolts and hexagonal nuts, so knobs with suitable specifications can be made.
    From: ฿ 176.33
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Knurling Knob Soft (KN-SOFT)

    Knurling Knob Soft (KN-SOFT)

    IMAO CORPORATION

    Soft touch and easy grip.
    [Features]
    · A soft touch knob in which the grip portion is covered with a thermoplastic elastomer (TPE).
    · The soft touch helps relieve user fatigue.
    From: ฿ 460.05
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Ergonomic Seven Lobed Knobs (ELK)

    Ergonomic Seven Lobed Knobs (ELK)

    IMAO CORPORATION

    [Features]
    · The dimples on the side of the knob are designed based on ergonomics and give a comfortable grip feeling, and a lot of tightening can be achieved with little force.
    - Although the standard color of the top of the main unit is black, we also accept orders for orange, gray, yellow, light blue, and red
    From: ฿ 383.74
    Days to Ship: day to ship 7 Day(s)
    day to ship 7 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Plastic Knurled Knob (SMK)
    Until 31/03/2025
    Plastic Knurled Knob (SMK)
    Plastic Knurled Knob (SMK)

    Sale
    Until 31/03/2025

    Plastic Knurled Knob (SMK)

    IMAO CORPORATION

    Knobs can be made to accept commercially available hex screws or nuts.
    [Features]
    · Commercially available hex screws and hex nuts can be fitted into the hex socket on the main body.
    · Operating temperature: -30 to +90°C
    [Applications]
    · Ideal for screw fastening parts of various devices.
    From: ฿ 106.63
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Knurled Grip Knob (KGK/KGP/KGI)
    Until 31/03/2025
    Knurled Grip Knob (KGK/KGP/KGI)
    Knurled Grip Knob (KGK/KGP/KGI)

    Sale
    Until 31/03/2025

    Knurled Grip Knob (KGK/KGP/KGI)

    IMAO CORPORATION

    Knob can be used as a knob for adjustment.
    [Features]
    · Can easily be mounted to a shaft using a set bolt.
    · With excellent resistance to acids, alkalies and oils and grease making it ideal for use as an operation knob for oil equipment and devices.
    · KGP with indicator and KGI graduated types available.
    · Operating temperature: -30 to +130°C.
    · Available in various types: plain, with indicator and graduated.
    [Applications]
    · Ideal as a volume knob for a potentiometer, etc.
    From: ฿ 394.55
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Three-Armed Knob (TAK)

    Three-Armed Knob (TAK)

    IMAO CORPORATION

    Strong tightening achievable with the 3 arms, ensuring plenty of grip. Operating temperature -20°C to 110°C.
    From: ฿ 723.69
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Cross Knob CK
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Cross Knob CK

    KONISHI

    The center hole, reamer hole and tapped hole are machined on the boss center, so select from any of them.

    [Features]
    · Durable knob made of cast iron equivalent to JIS B2603-4.
    · Standardized tapped hole with center hole type
    From: ฿ 163.85
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Stainless Steel Cross Knob, CK-sus, CK-L-sus

    Stainless Steel Cross Knob, CK-sus, CK-L-sus

    KONISHI

    [Features]
    · Stainless steel cross knob made with lost wax casting.
    · The surface has been polished with a buffer.
    · This part is most ideal for food machinery equipment and medical equipment because it is difficult for bacteria to attach to it and it is highly resistant to corrosion.
    From: ฿ 547.25
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Control Knob M8802
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Control Knob M8802

    KONISHI

    [Features]·Volume knob. [Materials]·Made of Aluminum.
    From: ฿ 1,373.46
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Control Knob M8803

    Control Knob M8803

    KONISHI

    [Features]·Volume knob. [Materials]·Made of Aluminum.
    From: ฿ 466.22
    Days to Ship: day to ship 3 Day(s)
    day to ship 3 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Engineering Plastic Knob (Stainless Steel) PK-Sus

    Engineering Plastic Knob (Stainless Steel) PK-Sus

    KONISHI

    Variations include the center hole, reamer hole and tap hole processed in the boss center, please choose one.
    From: ฿ 243.82
    Days to Ship: day to ship 4 Day(s)
    day to ship 4 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Star Knobs Type A-M

    Star Knobs Type A-M【10 Pieces Per Package】

    KONOE

    Feature
    · By incorporating commercially available hexagon head bolts and hexagonal nuts, you can tighten them without using tools.
    · Screws and knob screws can be tightened by hand.
    · It is triangle shaped.
    · It is made of resin and repeatedly detached, and it is used for handles and grips.
    From: ฿ 211.43
    Days to Ship: day to ship 1 Day(s)
    day to ship 1 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Bolt Rack Turn Handle

    Bolt Rack Turn Handle

    HILOGIK

    Handle convenient for turning a bolt and nut by hand.
    From: ฿ 103.81
    Days to Ship: day to ship 31 Day(s)
    day to ship 31 Day(s)
  • You can add up to 6 items per a category to the compare list.
    One-Touch Locking Knob
    One-Touch Locking Knob
    One-Touch Locking Knob

    One-Touch Locking Knob

    IMAO CORPORATION

    [Features]
    · The rotary shaft can be locked or unlocked in a single action.
    · Produces a "click" when locked or unlocked, making it possible to physically sense when locked or unlocked.
    · Locked or unlocked state can be determined by color.

    [Accessories]
    · M5 × 15 mm SUS Hex Socket Head Bolt: 1.
    · M5 × 15 mm SUS cup point hex socket head set screw: 1 (coated with loosening prevention agent).
    From: ฿ 1,723.66
    Days to Ship: day to ship 6 Day(s)
    day to ship 6 Day(s)
Brand
Product Series
CAD
From
Days to Ship
Mounting Section Dia. d (mm) or Nominal Dia.
Mounting Section Type
Mounting Section, Length L(mm)
Main Body, Type
Main Body Material
Round Shape, Type
Mounting Section, Material
Threaded End Machining
Set Screw Flat Machining
Side Machined
Polygonal Shape, Type
T Shape, Type
Additional Function
Tapped, Round Hole Machining
Main Body, Surface Treatment
Mounting Section, Surface Treatment
You can add up to 6 items per a category to the compare list.
Stainless Steel Knobs/Five Lobed
You can add up to 6 items per a category to the compare list.
Sale
Stainless-Steel Cross-Shaped Knob (CK-SUS)
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Sale
Super Knobs
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Sale
Engineering Plastic Knob (EK)
Until 31/03/2025
Engineering Plastic Knob (EK)
Engineering Plastic Knob (EK)
Engineering Plastic Knob (EK)
Engineering Plastic Knob (EK)
Engineering Plastic Knob (EK)
Engineering Plastic Knob (EK)
Engineering Plastic Knob (EK)
You can add up to 6 items per a category to the compare list.
Aluminum Handle_KAH
You can add up to 6 items per a category to the compare list.
Sale
Knurled Plastic Knob Screws - Large Diameter
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Sale
T Handle (TH)
Until 31/03/2025
T Handle (TH)
T Handle (TH)
T Handle (TH)
T Handle (TH)
You can add up to 6 items per a category to the compare list.
Hand Knob (HK)
Hand Knob (HK)
Hand Knob (HK)
Hand Knob (HK)
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T-Shaped Knob_KTAF
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Sale
Dimple Knob_KRM/KRF/KRR
Until 31/03/2025
Dimple Knob_KRM/KRF/KRR
Dimple Knob_KRM/KRF/KRR
Dimple Knob_KRM/KRF/KRR
Dimple Knob_KRM/KRF/KRR
Dimple Knob_KRM/KRF/KRR
Dimple Knob_KRM/KRF/KRR
Dimple Knob_KRM/KRF/KRR
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Sale
Stainless-Steel Hand Knob (HK-N-SUS)
Until 31/03/2025
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Engineering Plastic Knob PK
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Sale
Metal Knob_EAT
Until 31/03/2025
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Sale
Stainless Hand Knob_KSH
Until 31/03/2025
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Sale
Aluminum Hand Knob (ALHK)
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Hand Knob Z, Z-T
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Star Knobs Type M
You can add up to 6 items per a category to the compare list.
Sale
Aluminum Control Knob_ECY
Until 31/03/2025
Aluminum Control Knob_ECY
Aluminum Control Knob_ECY
Aluminum Control Knob_ECY
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Sale
Pure Touch Knob _EBP
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Sale
Cross-Shaped Knob (CK)
Until 31/03/2025
Cross-Shaped Knob (CK)
Cross-Shaped Knob (CK)
Cross-Shaped Knob (CK)
Cross-Shaped Knob (CK)
Cross-Shaped Knob (CK)
You can add up to 6 items per a category to the compare list.
Sale
Indicator Knob (INK)
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Control Knob M8801
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Tee Handle TH
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Three- Arm Knob TAK
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Sale
Control Knob M8805
Until 31/03/2025
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Sale
Control Knob M8806
Until 31/03/2025
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Sale
Aluminum Control Knob_ECX
Until 31/03/2025
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Sale
Stainless Steel Hand Knob_KEHS
Until 31/03/2025
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Sale
Flanged Knob_EAM
Until 31/03/2025
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Cross Knob_KJW/KJR
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Sale
Seven Lobed Knob_KTF/KTR
Until 31/03/2025
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Spin Knob with Flange_EAC
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Aluminum Cross Knob (ALCK)
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Ergonomic Grip Knob (EGK)
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Sale
Self Make Flute Knob (SMFK)
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Knurling Knob Soft (KN-SOFT)
You can add up to 6 items per a category to the compare list.
Ergonomic Seven Lobed Knobs (ELK)
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Sale
Plastic Knurled Knob (SMK)
Until 31/03/2025
Plastic Knurled Knob (SMK)
Plastic Knurled Knob (SMK)
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Sale
Knurled Grip Knob (KGK/KGP/KGI)
Until 31/03/2025
Knurled Grip Knob (KGK/KGP/KGI)
Knurled Grip Knob (KGK/KGP/KGI)
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Three-Armed Knob (TAK)
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Sale
Cross Knob CK
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Stainless Steel Cross Knob, CK-sus, CK-L-sus
You can add up to 6 items per a category to the compare list.
Sale
Control Knob M8802
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Control Knob M8803
You can add up to 6 items per a category to the compare list.
Engineering Plastic Knob (Stainless Steel) PK-Sus
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Star Knobs Type A-M
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Bolt Rack Turn Handle
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One-Touch Locking Knob
One-Touch Locking Knob
One-Touch Locking Knob
Brand

MISUMI

IMAO CORPORATION

MISUMI

IMAO CORPORATION

NBK

MISUMI

IMAO CORPORATION

IMAO CORPORATION

NBK

NBK

IMAO CORPORATION

KONISHI

NBK

NBK

IMAO CORPORATION

KONISHI

KONOE

NBK

NBK

IMAO CORPORATION

IMAO CORPORATION

KONISHI

KONISHI

KONISHI

KONISHI

KONISHI

NBK

NBK

NBK

NBK

NBK

NBK

IMAO CORPORATION

IMAO CORPORATION

IMAO CORPORATION

IMAO CORPORATION

IMAO CORPORATION

IMAO CORPORATION

IMAO CORPORATION

IMAO CORPORATION

KONISHI

KONISHI

KONISHI

KONISHI

KONISHI

KONOE

HILOGIK

IMAO CORPORATION

Product Series

Stainless Steel Knobs/Five Lobed

Stainless-Steel Cross-Shaped Knob (CK-SUS)

Super Knobs

Engineering Plastic Knob (EK)

Aluminum Handle_KAH

Knurled Plastic Knob Screws - Large Diameter

T Handle (TH)

Hand Knob (HK)

T-Shaped Knob_KTAF

Dimple Knob_KRM/KRF/KRR

Stainless-Steel Hand Knob (HK-N-SUS)

Engineering Plastic Knob PK

Metal Knob_EAT

Stainless Hand Knob_KSH

Aluminum Hand Knob (ALHK)

Hand Knob Z, Z-T

Star Knobs Type M【10 Pieces Per Package】

Aluminum Control Knob_ECY

Pure Touch Knob _EBP

Cross-Shaped Knob (CK)

Indicator Knob (INK)

Control Knob M8801

Tee Handle TH

Three- Arm Knob TAK

Control Knob M8805

Control Knob M8806

Aluminum Control Knob_ECX

Stainless Steel Hand Knob_KEHS

Flanged Knob_EAM

Cross Knob_KJW/KJR

Seven Lobed Knob_KTF/KTR

Spin Knob with Flange_EAC

Aluminum Cross Knob (ALCK)

Ergonomic Grip Knob (EGK)

Self Make Flute Knob (SMFK)

Knurling Knob Soft (KN-SOFT)

Ergonomic Seven Lobed Knobs (ELK)

Plastic Knurled Knob (SMK)

Knurled Grip Knob (KGK/KGP/KGI)

Three-Armed Knob (TAK)

Cross Knob CK

Stainless Steel Cross Knob, CK-sus, CK-L-sus

Control Knob M8802

Control Knob M8803

Engineering Plastic Knob (Stainless Steel) PK-Sus

Star Knobs Type A-M【10 Pieces Per Package】

Bolt Rack Turn Handle

One-Touch Locking Knob

CAD
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D
  • 2D
  • 2D
  • 2D
  • 2D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D / 3D
  • 2D
  • 2D
  • 2D
  • 2D
  • 2D
  • 2D / 3D
From

฿ 1,701.70

฿ 637.39

Special Price

On Sale Until 31/03/2025

฿ 40.95

Special Price

On Sale Until 31/03/2025

฿ 155.32

Special Price

On Sale Until 31/03/2025

฿ 829.56

฿ 186.55

Special Price

On Sale Until 31/03/2025

฿ 506.00

Special Price

On Sale Until 31/03/2025

฿ 240.30

฿ 947.12

฿ 164.34

Special Price

On Sale Until 31/03/2025

฿ 929.53

Special Price

On Sale Until 31/03/2025

฿ 145.25

฿ 221.73

Special Price

On Sale Until 31/03/2025

฿ 875.80

Special Price

On Sale Until 31/03/2025

฿ 720.85

Special Price

On Sale Until 31/03/2025

฿ 222.87

฿ 211.43

฿ 540.28

Special Price

On Sale Until 31/03/2025

฿ 324.61

Special Price

On Sale Until 31/03/2025

฿ 177.00

Special Price

On Sale Until 31/03/2025

฿ 418.21

Special Price

On Sale Until 31/03/2025

฿ 489.49

฿ 428.87

฿ 660.30

฿ 409.55

Special Price

On Sale Until 31/03/2025

฿ 146.09

Special Price

On Sale Until 31/03/2025

฿ 622.99

Special Price

On Sale Until 31/03/2025

฿ 1,348.58

Special Price

On Sale Until 31/03/2025

฿ 235.74

Special Price

On Sale Until 31/03/2025

฿ 178.98

฿ 167.46

Special Price

On Sale Until 31/03/2025

฿ 208.99

฿ 720.08

฿ 737.41

฿ 176.33

Special Price

On Sale Until 31/03/2025

฿ 460.05

฿ 383.74

฿ 106.63

Special Price

On Sale Until 31/03/2025

฿ 394.55

Special Price

On Sale Until 31/03/2025

฿ 723.69

฿ 163.85

Special Price

On Sale Until 31/03/2025

฿ 547.25

฿ 1,373.46

Special Price

On Sale Until 31/03/2025

฿ 466.22

฿ 243.82

฿ 211.43

฿ 103.81

฿ 1,723.66

Days to Ship 7 Day(s) 5 Day(s) Same day Same day 5 Day(s) 3 Day(s) Same day Same day 5 Day(s) Same day 5 Day(s) 4 Day(s) Same day 5 Day(s) Same day 3 Day(s) Same day Same day Same day Same day Same day 3 Day(s) 4 Day(s) 4 Day(s) Same day Same day Same day 5 Day(s) Same day 5 Day(s) Same day Same day 7 Day(s) 7 Day(s) Same day 5 Day(s) 7 Day(s) Same day Same day 5 Day(s) Same day 5 Day(s) Same day 3 Day(s) 4 Day(s) 1 Day(s) 31 Day(s) 6 Day(s)
Mounting Section Dia. d (mm) or Nominal Dia.8 ~ 106 ~ 126 ~ 128 ~ 168 ~ 168 ~ 12656 ~ 88 ~ 12M6 ~ M125 ~ 166.18 ~ 128 ~ 165-5 ~ 1065 ~ 206 ~ 86.166 ~ 106.16.15 ~ 108 ~ 126.16 ~ 126 ~ 126.18 ~ 1610 ~ 126 ~ 106 ~ 88 ~ 125 ~ 86 ~ 126 ~ 105 ~ 126 ~ 126.16.15 ~ 16-68 ~ 10
Mounting Section TypeRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound BoreRound Bore
Mounting Section, Length L(mm)-15 ~ 25-16 ~ 2815 ~ 28-25 ~ 30-12 ~ 1615 ~ 2315 ~ 2516 ~ 2812 ~ 1515 ~ 2215 ~ 28--16 ~ 281410 ~ 3621 ~ 221725 ~ 3022 ~ 301212.5 ~ 159 ~ 1712 ~ 1811 ~ 1412 ~ 2212 ~ 2210.7 ~ 1515 ~ 2822 ~ 30514 ~ 2014 ~ 274 ~ 924 ~ 4422 ~ 3018 ~ 2512 ~ 2210 ~ 2013.5 ~ 1616 ~ 28---
Main Body, TypePolygonal ShapePolygonal ShapePolygonal ShapePolygonal ShapePolygonal ShapeRound ShapeT ShapePolygonal ShapeT ShapeRound ShapePolygonal ShapePolygonal ShapeRound ShapePolygonal ShapePolygonal ShapePolygonal ShapePolygonal ShapeRound ShapeRound ShapePolygonal ShapeRound ShapeRound ShapeT ShapePolygonal ShapeRound ShapeRound ShapeRound ShapeRound ShapeRound ShapePolygonal ShapePolygonal ShapeRound ShapePolygonal ShapeRound ShapeRound ShapeRound ShapeRound ShapeRound ShapeRound ShapePolygonal ShapePolygonal ShapePolygonal ShapeRound ShapeRound ShapePolygonal ShapePolygonal ShapePolygonal ShapeSpecial Shape
Main Body MaterialStainless SteelStainless SteelNylonPolyamideAluminumNylonPhenolSteelAluminumNylonStainless SteelNylonAluminumStainless SteelAluminumSteelNylonAluminumOthersSteelPhenolAluminumPhenolPhenolPhenolPhenolAluminumStainless SteelPhenolNylonNylonPhenolAluminumPolyamidePolyamidePolypropylenePolyamidePolyamidePolyamidePhenolSteelStainless SteelAluminumAluminumNylonNylonPlastic_Polyamide
Round Shape, Type-----Cylindrical Shape---Cylindrical Shape--Volume Knob Shape----Volume Knob ShapeVolume Knob Shape-Volume Knob ShapeVolume Knob Shape--Rose ShapeVolume Knob ShapeVolume Knob ShapeCylindrical ShapeVolume Knob Shape--Volume Knob Shape-Cylindrical ShapeCylindrical ShapeCylindrical ShapeCylindrical ShapeCylindrical ShapeCylindrical Shape---Volume Knob ShapeVolume Knob Shape----
Mounting Section, Material-Stainless Steel-Stainless Steel / SteelAluminumSteelSteelSteelAluminumSteelStainless SteelSteelAluminumStainless SteelAluminumSteel-AluminumBrassSteelBrassAluminumSteelSteelBrassBrassAluminumStainless SteelBrassSteelSteelBrassAluminumSteelNylonBrassSteelNylonNylonSteelSteelStainless SteelAluminumAluminumStainless Steel--Stainless Steel
Threaded End Machining------------------------------------------------
Set Screw Flat MachiningProvided (1 Place)NoneNoneNoneNoneNone-NoneNoneNoneNoneNoneProvided (2 Places)NoneNoneNoneNoneProvided (1 Place)Provided (1 Place)NoneProvided (1 Place)Provided (1 Place)NoneNoneProvided (2 Places)Provided (1 Place)Provided (1 Place)NoneProvided (2 Places)NoneNoneProvided (2 Places)NoneNoneNoneNoneNoneNoneProvided (1 Place)NoneNoneNoneProvided (1 Place) / Provided (2 Places)Provided (1 Place)NoneNoneNoneNone
Side Machined-----Knurling---Dimple-Not ProvidedDimple--Not ProvidedNot ProvidedKnurling---KnurlingNot ProvidedNot ProvidedNot ProvidedNot ProvidedKnurlingDimpleDimple--Dimple-DimpleDimpleKnurlingDimpleDimpleKnurling-Not ProvidedNot ProvidedKnurlingKnurlingNot ProvidedNot ProvidedNot Provided-
Polygonal Shape, TypePentagon ShapeCross ShapeTriangular Shape / Pentagon ShapeHexagonal ShapePentagon Shape--Hexagonal Shape--Heptagonal ShapeHexagonal Shape-Pentagon ShapeHeptagonal ShapeHexagonal ShapePentagon Shape--Cross Shape---Triangular Shape-----Cross ShapeHeptagonal Shape-Cross Shape------Triangular ShapeCross ShapeCross Shape--Hexagonal ShapeTriangular ShapePentagon Shape-
T Shape, Type------Bar-Bar-------------Bar-------------------------
Additional FunctionNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedWith ScaleNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot Provided / With ScaleWith ScaleNot ProvidedNot ProvidedWith ScaleNot ProvidedNot ProvidedWith ScaleWith ScaleWith ScaleNot ProvidedWith ScaleNot ProvidedNot ProvidedWith ScaleNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedWith ScaleWith ScaleNot ProvidedNot ProvidedNot ProvidedNot Provided
Tapped, Round Hole MachiningThroughBlind Bore / Reamer FinishingThroughBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingBlind BoreBlind Bore / Reamer FinishingBlind BoreBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingBlind BoreBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingBlind BoreThroughThrough / Reamer FinishingBlind BoreBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingBlind BoreBlind BoreBlind BoreBlind BoreBlind BoreThrough / Reamer FinishingBlind Bore / Reamer FinishingBlind BoreBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingBlind BoreBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingBlind BoreBlind Bore / Reamer FinishingBlind Bore / Through / Reamer FinishingBlind BoreBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingBlind Bore / Reamer FinishingReamer FinishingBlind BoreBlind BoreBlind Bore / Reamer FinishingThroughThroughReamer Finishing
Main Body, Surface TreatmentElectrolytic PolishingBuffed-NoneOthers-NoneChrome PlatingTumble Polishing / CoatingNoneBuffedNoneAnodizeTumble PolishingBuffedChrome PlatingNoneAnodizeNoneCoatingNoneNoneNoneNoneNoneNoneAnodizeShot BlastingNoneNoneNoneNoneBuffedNoneNoneNoneNoneNoneNoneNoneCoatingBuffedNoneNoneNoneNoneNone-
Mounting Section, Surface Treatment-None-None / Black OxideNoneBlack OxideBlack OxideChrome PlatingNoneBlack OxideNoneTrivalent ChromateOthersNoneNoneChrome Plating-OthersTrivalent ChromateNoneNoneNoneTrivalent ChromateBlack OxideNoneNoneOthersNoneNoneTrivalent ChromateTrivalent ChromateNoneNoneNoneNoneNoneBlack OxideNoneNoneBlack OxideOthersNoneNoneNoneNone--None

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  1. 1

Related Categories to Knob Screws

FAQ Knob Screws

Question: How do I properly install the knob screw?
Answer: Here are some example to install a Knob Screws tapped type
1. Prepare the Surface: Clean and clear the area where the knob screw will be installed.
2. Choose the Right Screw: Select a screw with the appropriate size and thread that matches the knob.
3. Mark the Location: Use a pencil to mark where the knob screw will go, ensuring proper alignment.
4. Create Pilot Holes (if needed): Use a drill to create small guide holes in the marked spots, if the material is hard.
5. Insert the Screw: Place the screw through the knob and into the pilot hole or surface.
6. Tighten the Screw: Use a screwdriver to turn the screw clockwise, securely fastening the knob in place.
7. Test the Knob: Check the knob's movement and stability to ensure proper installation.
8. Adjust if Necessary: If the knob feels loose, you may need to tighten the screw further.
Question: Type of knobs screw?
Answer: There are various types of knob screws designed for specific applications. Here are a few common types:
1. Round Knurled Thumb Screws: These have textured heads for better grip, often used in applications where a secure grip is essential.
Round Knurled Thumb Screws
2. Lobed Knobs: Have a lobed design for a comfortable grip, commonly found on industrial and mechanical equipment.
Lobed Knobs
3. Ball Knobs: These have a spherical shape and are commonly used on levers or control mechanisms.
Ball Knobs
4. T-Knobs: Shaped like the letter "T," these knobs are simple to turn and are used in applications where frequent adjustments are needed.
T-Knobs
5. Star Knobs: Featuring a star-shaped head for easy turning, often used in applications requiring frequent adjustments.
Star Knobs
6. Mushroom Knobs: Shaped like a mushroom. It is used for cabinets, drawers, and doors, these knobs provide a comfortable grip for opening and closing
Mushroom Knobs
Question: How to choose the knob screw?
Answer: Here are some example how to choose the knob screw
1. Usage: Identify its purpose, such as indoor/outdoor and specific applications like machines, jig fixtures, doors, cabinets, etc.
2. Material: Match durability to the environment (stainless steel, aluminum, brass and plastic (eg., ABS, Nylon and so on).
3. Thread Type and Thread Size : Ensure screw matches knob (Threaded, Tapped) or Press fit. and the thread size is appropriate to install
4. Size: Select a knob head size that is appropriate for your intended use.
5. Head Type: Choose based on knob design (eg.,round, T Shape, Wing Shape, Polygon shape etc.).
6. Easy to install : Ensure easy installation and tightening.
7. Follow Guidelines: Check knob manufacturer's recommendations.
Question: What is the usage for knob screw?
Answer: The primary usage of a knob screw is to enable manual control, adjustment, or fastening in a wide range of applications. Here are additional examples of how knob screws are used:
1. Camera Tripods: Knob screws are used to secure the legs and adjust the height of camera tripods, aiding photographers in achieving stable shots.
2. HVAC Systems: Knob screws are used to control airflow direction and intensity in ventilation systems, enhancing indoor air quality and comfort.
3. Scientific Research Instruments: In laboratories, knob screws are employed to fine-tune the position of laser optics, ensuring precise experimental setups.
4. Automated Manufacturing: Knob screws play a role in industrial automation by adjusting the position of sensors.
Question: What is the difference of knob screw and door knob?
Answer: Knob Screw:
A knob screw is a type of fastener used to secure or adjust objects together. It consists of a threaded and a head. The head is designed for easy gripping and turning by hand. Knob screws are commonly used in applications where frequent adjustments or temporary fastening is required. They are often found in devices like clamps, jigs, and fixtures. The main purpose of a knob screw is to provide a manual way of securing two components together without the need for additional tools.

Door Knob:
A door knob, on the other hand, is a handle or knob attached to a door that allows people to open and close the door. It is usually mounted on a spindle that connects the knob on the outside of the door to a mechanism on the inside, allowing the door to be latched or unlatched. Door knobs come in various designs and materials, and they serve both functional and aesthetic purposes. They are an integral part of doors in buildings and structures

In summary,
A knob screw is a threaded fastener used for securing or adjusting objects together, often by hand.
A door knob is a handle attached to a door, allowing people to open and close the door, serving a functional and aesthetic purpose.