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Knob Screws(Main Body, Surface Treatment:Chrome Plating)

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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  1. 1
  • You can add up to 6 items per a category to the compare list.
    Sale
    Knurled Thumb Knob (TKN/TKS)
    Until 31/03/2025
    Knurled Thumb Knob (TKN/TKS)
    Knurled Thumb Knob (TKN/TKS)
    Knurled Thumb Knob (TKN/TKS)
    Knurled Thumb Knob (TKN/TKS)
    Knurled Thumb Knob (TKN/TKS)
    Knurled Thumb Knob (TKN/TKS)

    Sale
    Until 31/03/2025

    Knurled Thumb Knob (TKN/TKS)

    IMAO CORPORATION

    Classic knurled knob.
    [Features]
    · Ideal for securing panels.
    · Available in steel and stainless-steel materials.
    · Available with recess machined into screw part to prevent screw dropout.
    [Applications]
    · Ideal for screw fastening and loosening parts of various devices.
    · Dropout-prevention type is ideal for securing panels.
    From: ฿ 124.00
    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
    Knurled Knob Screws/Short
    Until 31/03/2025
    Knurled Knob Screws/Short
    Knurled Knob Screws/Short

    Sale
    Until 31/03/2025

    Knurled Knob Screws/Short

    MISUMI

    Knurled Knob Screws/Short
    Knurled 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 : Knurled Knobs Long and Short Shape
    ● Thread Size : M4, M5, M6 and M8
    ● Material :
    Body - C3604 BD Brass (JIS) and SUS303
    Washer -Nylon
    [Application]
    Knurled Knob Screws are commonly used in fastening, assembly, adjustment, clamping and so on
    From: ฿ 45.50
    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
    Starfish Knob (SFK)
    Until 31/03/2025
    Starfish Knob (SFK)
    Starfish Knob (SFK)
    Starfish Knob (SFK)
    Starfish Knob (SFK)
    Starfish Knob (SFK)
    Starfish Knob (SFK)
    Starfish Knob (SFK)
    Starfish Knob (SFK)

    Sale
    Until 31/03/2025

    Starfish Knob (SFK)

    IMAO CORPORATION

    Flat-type resin knob prevents dirt build-up.
    [Features]
    · 2 types of screw part material available for threaded specification: steel and stainless steel.
    · Threaded type available in white, ideal for medical equipment, etc.
    · Threaded type also available in chrome-plated specification resistant to abrasion, friction and chlorine solution.
    · Operating temperature: SFK/SFK-SUS/SFK-CL: -30 to +130°C, SFK-CR: -30 to +80°C.
    · SUS type is completely rustproof and is ideal for food processing machines and sanitary equipment.
    · Chrome-plated specification is ideal for use for facilities requiring frequent cleaning and for outdoor use.
    [Applications]
    · Ideal for screw fastening parts of food processing machines, etc.
    From: ฿ 496.28
    Special Price
    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.
    Small Knurled Knobs (Male and Female Threads, A-40 / Brass)
    Small Knurled Knobs (Male and Female Threads, A-40 / Brass)
    Small Knurled Knobs (Male and Female Threads, A-40 / Brass)

    Small Knurled Knobs (Male and Female Threads, A-40 / Brass)

    TAKIGEN

    Compact knurled knob with a fully-threaded rod.
    [Features]
    · Soft feeling and color coordination can be obtained.
    · Select the most appropriate thread type for the given application.
    · Materials: Free cutting brass bar (C3602BD).
    · Surface finish: Chrome plating (MBCr).
    [Applications]
    · Power distribution board, control panels and small boxes.
    From: ฿ 35.00
    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 Knob, Stepped
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Knurled Knob, Stepped

    TRUSCO

    Knurled Knob, Stepped
    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 Stepped type
    ● Thread Size : M4, M5, M6, M8 and M10
    ● Material :
    Body - SS400
    ● Surface Treatment : Chrome Plating
    [Application]
    Knob Screws are commonly used in fastening, assembly, adjustment, clamping and so on
    From: ฿ 82.00
    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
    Hexagon Knob_KK/KKT
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Hexagon Knob_KK/KKT

    NBK

    Hexagonal cast metal knob.
    [Features]
    ·FC200, chrome-plated finish.
    ·KK: pilot hole, KKT: Female thread.
    [Applications]
    ·When you want to install and remove screws without tools.
    From: ฿ 314.60
    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.
    Knurled Knob, Captive Screw_BRT

    Knurled Knob, Captive Screw_BRT

    SUGATSUNE

    Its small size make it ideal for saving space.
    From: ฿ 167.00
    Days to Ship: day to ship Quote
    day to ship Quote
  • You can add up to 6 items per a category to the compare list.
    Sale
    Knurled Knob (BJ750-N)
    Until 31/03/2025
    Knurled Knob (BJ750-N)
    Knurled Knob (BJ750-N)
    Knurled Knob (BJ750-N)
    Knurled Knob (BJ750-N)

    Sale
    Until 31/03/2025

    Knurled Knob (BJ750-N)

    IMAO CORPORATION

    Knurled knob in different materials depending on application.
    [Features]
    · Product finish available in 3 different patterns (black oxide, chrome-plated and stainless steel).
    · Outer knurl on the side prevents slip and allows easy operation.
    [Applications]
    · Ideal for screw fastening parts of various devices.
    · Ideal for jigs, etc.
    From: ฿ 294.63
    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.
    Knurled Thumb Knobs TKS, TKN, TKS-Sus, TKN-Sus

    Knurled Thumb Knobs TKS, TKN, TKS-Sus, TKN-Sus

    KONISHI

    Knurled Thumb Knobs TKS, TKN, TKS-Sus, TKN-Sus
    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 type with stepped
    ● Thread Size : M4, M5, M6, M8 and M10
    ● Material : SUM22L
    Knob - SUM22 Steel and SUS303 Stainless
    [Application]
    Knob Screws are commonly used in fastening, assembly, adjustment, clamping and so on
    From: ฿ 104.34
    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.
    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.
    Sale
    Knurled Knob, Flat
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Knurled Knob, Flat

    TRUSCO

    ● It is a flat knurled knob.
    ● Knurled processing makes it hard to slip and it tightens quickly.
    From: ฿ 83.00
    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.
    Knurling Nut (Chrome Plating) KNTA, KNTB

    Knurling Nut (Chrome Plating) KNTA, KNTB

    KONISHI

    Tough knob with vertical knurling around the outside of the knob. Surface treatment is nickel chrome plating.
    From: ฿ 245.42
    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.
    Knurled Knob A-38
    Knurled Knob A-38
    Knurled Knob A-38

    Knurled Knob A-38

    TAKIGEN

    Suitable for use in power distribution board, control panel, compact enclosure. Main body type Round, Mounting part type Male thread mount, Mounting part diameter d (mm) or Nominal diameter M6, Mounting part Length L (mm) 10,Round, Type Cylindrical, Side processing Knurling, Main body material Free-cutting Brass Bar ,Body surface treatment Chrome plating, Mounting part Material Free-cutting Brass rod, Mounting part surface treatment Chrome plating, Main body Outer diameter D (ø) 22
    From: ฿ 117.00
    Days to Ship: day to ship Same day
    day to ship Same day
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.
Sale
Knurled Thumb Knob (TKN/TKS)
Until 31/03/2025
Knurled Thumb Knob (TKN/TKS)
Knurled Thumb Knob (TKN/TKS)
Knurled Thumb Knob (TKN/TKS)
Knurled Thumb Knob (TKN/TKS)
Knurled Thumb Knob (TKN/TKS)
Knurled Thumb Knob (TKN/TKS)
You can add up to 6 items per a category to the compare list.
Sale
Knurled Knob Screws/Short
Until 31/03/2025
Knurled Knob Screws/Short
Knurled Knob Screws/Short
You can add up to 6 items per a category to the compare list.
Sale
Starfish Knob (SFK)
Until 31/03/2025
Starfish Knob (SFK)
Starfish Knob (SFK)
Starfish Knob (SFK)
Starfish Knob (SFK)
Starfish Knob (SFK)
Starfish Knob (SFK)
Starfish Knob (SFK)
Starfish Knob (SFK)
You can add up to 6 items per a category to the compare list.
Small Knurled Knobs (Male and Female Threads, A-40 / Brass)
Small Knurled Knobs (Male and Female Threads, A-40 / Brass)
Small Knurled Knobs (Male and Female Threads, A-40 / Brass)
You can add up to 6 items per a category to the compare list.
Sale
Knurled Knob, Stepped
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Sale
Hexagon Knob_KK/KKT
Until 31/03/2025
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)
You can add up to 6 items per a category to the compare list.
Knurled Knob, Captive Screw_BRT
You can add up to 6 items per a category to the compare list.
Sale
Knurled Knob (BJ750-N)
Until 31/03/2025
Knurled Knob (BJ750-N)
Knurled Knob (BJ750-N)
Knurled Knob (BJ750-N)
Knurled Knob (BJ750-N)
You can add up to 6 items per a category to the compare list.
Knurled Thumb Knobs TKS, TKN, TKS-Sus, TKN-Sus
You can add up to 6 items per a category to the compare list.
Hand Knob Z, Z-T
You can add up to 6 items per a category to the compare list.
Sale
Knurled Knob, Flat
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Knurling Nut (Chrome Plating) KNTA, KNTB
You can add up to 6 items per a category to the compare list.
Knurled Knob A-38
Knurled Knob A-38
Knurled Knob A-38
Brand

IMAO CORPORATION

MISUMI

IMAO CORPORATION

TAKIGEN

TRUSCO

NBK

IMAO CORPORATION

SUGATSUNE

IMAO CORPORATION

KONISHI

KONISHI

TRUSCO

KONISHI

TAKIGEN

Product Series

Knurled Thumb Knob (TKN/TKS)

Knurled Knob Screws/Short

Starfish Knob (SFK)

Small Knurled Knobs (Male and Female Threads, A-40 / Brass)

Knurled Knob, Stepped

Hexagon Knob_KK/KKT

Hand Knob (HK)

Knurled Knob, Captive Screw_BRT

Knurled Knob (BJ750-N)

Knurled Thumb Knobs TKS, TKN, TKS-Sus, TKN-Sus

Hand Knob Z, Z-T

Knurled Knob, Flat

Knurling Nut (Chrome Plating) KNTA, KNTB

Knurled Knob A-38

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

฿ 124.00

Special Price

On Sale Until 31/03/2025

฿ 45.50

Special Price

On Sale Until 31/03/2025

฿ 496.28

Special Price

On Sale Until 31/03/2025

฿ 35.00

฿ 82.00

Special Price

On Sale Until 31/03/2025

฿ 314.60

Special Price

On Sale Until 31/03/2025

฿ 240.30

฿ 167.00

฿ 294.63

Special Price

On Sale Until 31/03/2025

฿ 104.34

฿ 222.87

฿ 83.00

Special Price

On Sale Until 31/03/2025

฿ 245.42

฿ 117.00

Days to Ship Same day Same day 7 Day(s) Same day Same day Same day Same day Quote Same day 3 Day(s) 3 Day(s) Same day 3 Day(s) Same day
Mounting Section Dia. d (mm) or Nominal Dia.M3 ~ M104 ~ 8M6 ~ M10M3 ~ M8M4 ~ M105 ~ M165M5M5 ~ M12M4 ~ M105 ~ M16M4 ~ M10M5 ~ M12M6
Mounting Section TypeThreaded / TappedThreadedTappedThreaded / TappedThreaded (Stepped) / Tapped (Stepped)Tapped / OthersRound BoreThreaded (Stepped)TappedThreaded (Stepped) / Tapped (Stepped)Tapped (Stepped) / Round BoreThreaded / TappedTapped (Stepped)Threaded
Mounting Section, Length L(mm)7.5 ~ 4010 ~ 5010 ~ 204 ~ 25-10 ~ 30-127 ~ 146 ~ 4010 ~ 30-7 ~ 1410
Main Body, TypeRound ShapeRound ShapePolygonal ShapeRound ShapeRound ShapePolygonal ShapePolygonal ShapeRound ShapeRound ShapeRound ShapePolygonal ShapeRound ShapeRound ShapeRound Shape
Main Body MaterialSteelBrassPolyamideBrassSteelSteelSteelBrassSteelSteelSteelSteelSteelBrass
Round Shape, TypeCylindrical ShapeCylindrical Shape-Cylindrical ShapeCylindrical Shape--Cylindrical ShapeClamp ShapeCylindrical Shape-Cylindrical ShapeClamp ShapeCylindrical Shape
Mounting Section, MaterialSteel-BrassBrassSteelSteelSteelBrassSteelSteelSteelSteelSteelBrass
Threaded End MachiningNoneCone Point-NoneNone--None-None-None-None
Set Screw Flat Machining----None-None--NoneNone-None / Provided (1 Place)-
Side MachinedKnurlingKnurling-KnurlingKnurling--KnurlingKnurlingKnurlingNot ProvidedKnurlingKnurlingKnurling
Polygonal Shape, Type--Pentagon Shape--Hexagonal ShapeHexagonal Shape---Hexagonal Shape---
T Shape, Type--------------
Additional FunctionNot ProvidedWith SlittingNot Provided-Not ProvidedNot ProvidedNot ProvidedFall-off PreventionNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot Provided / Lock-
Tapped, Round Hole MachiningThrough-Blind BoreBlind BoreThroughBlind BoreBlind Bore-ThroughThroughBlind BoreThroughThrough-
Main Body, Surface TreatmentChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome Plating
Mounting Section, Surface TreatmentChrome Plating-NoneChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome PlatingChrome Plating

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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.