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Knob Screws（Main Body, Surface Treatment：Buffed）
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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Specification/Dimensions
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Mounting Section Dia. d (mm) or Nominal Dia.
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Mounting Section Type
- Threaded
- Threaded (Stepped)
- Tapped
- Tapped (Stepped)
- Round Bore
- Press Fit
- Others
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Mounting Section, Length L(mm)
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Main Body, Type
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Main Body Material
- Stainless Steel
- Steel
- Aluminum
- Nylon
- Phenol
- ABS
- Polyacetal
- Brass
- Polyamide
- Polypropylene
- Melamine Plastic
- EPDM
- Others
- Vinyl
- Cast Iron
- Plastic_
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Round Shape, Type
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Mounting Section, Material
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Threaded End Machining
- None
- Spherical
- With Pad
- Cone Point
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Set Screw Flat Machining
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Side Machined
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Polygonal Shape, Type
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T Shape, Type
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Additional Function
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Tapped, Round Hole Machining
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Main Body, Surface Treatment
-
Mounting Section, Surface Treatment
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Until 31/03/2025
Until 31/03/2025NBK
Knurled Knob_KNM/KNF
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
● Thread Size : M3, M4, M5, M6, M8 and M10
● Material :
KNM - SWCH10R
KNF - SUM22L
[Application]
Knurled Knob Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 137.37 Special Price Days to Ship: 
Same day
Same day
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Stainless-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:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Stainless Steel Knobs/Wingnut Type
MISUMI
[Features]·A T-shaped winged stainless steel knob. ·The type of mounting part is a female thread.From: ฿ 282.10 Special Price Days to Ship:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
Knurled Knob With Spring (A-1039 / Stainless Steel)
TAKIGEN
A knob with a spring.
[Features]
· Good operation feeling because of spring reaction force.
· When detaching the door, you can flip up the knurling knob with the same reaction force, allowing you to judge the detachment and improve workability.
· Since the knob is fixed at the door attachment/detachment position, it does not come off from the door completely, allowing speedy work.
· Using the floating nut makes the tapping of the female thread in casing and the mounting hole drilling on the door side easier.
· The square holes on the panel cutout prevents the common occurrence of knurling slippage when mounting to the door.
· *: A gap of 5 to 6 mm is required between the door and the casing to fix the nuts.
[Applications]
· Distribution boards / power distribution boards, and control panels.From: ฿ 186.00 Days to Ship:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025NBK
Knurled Knob_KUM/KUF
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
● Thread Size : M3, M4, M5, M6, M8 and M10
● Material :
KUM - SWCH10R
KUF - SUM22L
[Application]
Knurled Knob Screws are commonly used in fastening, assembly, adjustment, clamping and so onFrom: ฿ 135.17 Special Price Days to Ship:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025IMAO CORPORATION
[Features]·Easy grip handle knob. [Materials]·Made of Aluminum.From: ฿ 702.68 Special Price Days to Ship:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Stainless-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:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
Cross-Head Knurled Knob (A-1176-SP, Stainless Steel)
TAKIGEN
General-purpose knob.
[Features]
· Can be tightened with a cross-head screwdriver.
· Stainless steel construction with excellent corrosion-resistance.
· Materials: Main body / stainless steel (SUS304); Washer / polyamide (PA6)
· Surface finish: Mirror surface buffing
[Applications]
· Distribution boards / power distribution boards, control panels and small boxes.From: ฿ 113.00 Days to Ship:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
Stainless-Steel (SUS303) Long-Shank Knurled Knob Fastener A-1176
TAKIGEN
Fully threaded knurled knob.
[Features]
· Screws, etc., can be chosen based on the application.
· Stainless-steel construction with excellent corrosion resistance.
[Applications]
· Switchboards / distribution boards, control equipment, vending machines.From: ฿ 105.00 Days to Ship:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
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:
5 Day(s)
5 Day(s)
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You can add up to 6 items per a category to the compare list.
Stainless Gripping Ball, Mirror Finish, SUSBA
KONISHI
A stainless steel ball grip, where the surface has a beautiful mirror finish.From: ฿ 516.64 Days to Ship:
3 Day(s)
3 Day(s)
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You can add up to 6 items per a category to the compare list.
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:
3 Day(s)
3 Day(s)
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You can add up to 6 items per a category to the compare list.
Stainless Steel, Small, Knurled Knob Fastener A-1040 (Male and Female Threads)
TAKIGEN
Compact knurled knob with a fully-threaded rod.
[Features]
· Screw type, etc., can be chosen based on the application.
· Stainless steel construction with excellent corrosion-resistance.
· Materials: Stainless steel rod (SUS303)
· Surface finish: Mirror surface buffing
[Applications]
· Distribution boards / power distribution boards, control panels and small boxes.From: ฿ 74.00 Days to Ship:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
![[Stainless steel] Female Threaded Knob EA948BX-21](//th.misumi-ec.com/en/linked/material/mech/ESC1/PHOTO/221005772477.jpg?$product_view_b$)
[Stainless steel] Female Threaded Knob EA948BX-21
ESCO
【Product Specifications】
・Material-SCS13A
・Process-Buff grinding
・Tap hole
・Screw…M6 x 12
・A…32
・B…21
・C…12From: ฿ 865.59 Days to Ship:
6 Day(s)
6 Day(s)
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You can add up to 6 items per a category to the compare list.
Female Threaded Knob (Stainless Steel) Square
ESCO
[Features]·ESCO knob/knob female screw knob. [Material]·Stainless Steel.From: ฿ 1,158.44 Days to Ship:
6 Day(s)
6 Day(s)
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You can add up to 6 items per a category to the compare list.
![[Stainless steel] Female Threaded Knob EA948BX-24](//th.misumi-ec.com/en/linked/material/mech/ESC1/PHOTO/221005772501.jpg?$product_view_b$)
[Stainless steel] Female Threaded Knob EA948BX-24
ESCO
【Product Specifications】
・Material-SCS13A
・Process-Buff grinding
・Tap hole
・Screw…M12 x 22
・A…63
・B…42
・C…20From: ฿ 1,855.25 Days to Ship:
7 Day(s)
7 Day(s)
![[Stainless steel] Female Threaded Knob EA948BX-21](http://th.misumi-ec.com/en/linked/material/mech/ESC1/PHOTO/221005772477.jpg?$product_view_b$)
![[Stainless steel] Female Threaded Knob EA948BX-24](http://th.misumi-ec.com/en/linked/material/mech/ESC1/PHOTO/221005772501.jpg?$product_view_b$)
| 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.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.    | You can add up to 6 items per a category to the compare list.  Until 31/03/2025       | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.    | You can add up to 6 items per a category to the compare list.    | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list. ![[Stainless steel] Female Threaded Knob EA948BX-21](http://th.misumi-ec.com/en/linked/material/mech/ESC1/PHOTO/221005772477.jpg?$product_view_c$) | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list. ![[Stainless steel] Female Threaded Knob EA948BX-24](http://th.misumi-ec.com/en/linked/material/mech/ESC1/PHOTO/221005772501.jpg?$product_view_c$) | |
| Brand | NBK | IMAO CORPORATION | MISUMI | TAKIGEN | NBK | IMAO CORPORATION | IMAO CORPORATION | TAKIGEN | TAKIGEN | IMAO CORPORATION | KONISHI | KONISHI | TAKIGEN | ESCO | ESCO | ESCO |
| Product Series | Stainless-Steel (SUS303) Long-Shank Knurled Knob Fastener A-1176 | Stainless Steel, Small, Knurled Knob Fastener A-1040 (Male and Female Threads) | ||||||||||||||
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| From | ฿ 137.37 Special Price On Sale Until 31/03/2025 | ฿ 637.39 Special Price On Sale Until 31/03/2025 | ฿ 282.10 Special Price On Sale Until 31/03/2025 | ฿ 186.00 | ฿ 135.17 Special Price On Sale Until 31/03/2025 | ฿ 702.68 Special Price On Sale Until 31/03/2025 | ฿ 929.53 Special Price On Sale Until 31/03/2025 | ฿ 113.00 | ฿ 105.00 | ฿ 720.08 | ฿ 516.64 | ฿ 547.25 | ฿ 74.00 | ฿ 865.59 | ฿ 1,158.44 | ฿ 1,855.25 |
| Days to Ship | Same day | Same day | Same day | Same day | Same day | Same day | Same day | Same day | Same day | 5 Day(s) | 3 Day(s) | 3 Day(s) | Same day | 6 Day(s) | 6 Day(s) | 7 Day(s) |
| Mounting Section Dia. d (mm) or Nominal Dia. | M3 ～ M10 | 6 ～ M12 | 5 ～ 10 | M3 ～ M6 | M3 ～ M10 | 8 ～ M16 | M6 ～ M12 | M3 ～ M6 | M3 ～ M6 | 8 ～ M16 | M5 ～ M12 | 6 ～ M12 | M3 ～ M8 | M6 | M8 | M12 |
| Mounting Section Type | Threaded / Tapped | Threaded / Tapped / Round Bore | Tapped | Threaded | Threaded / Tapped | Tapped / Round Bore | Tapped / Round Bore | Threaded | Threaded | Tapped / Round Bore | Tapped | Threaded (Stepped) / Tapped (Stepped) / Round Bore | Threaded / Tapped | Tapped (Stepped) | Tapped (Stepped) | Tapped (Stepped) |
| Mounting Section, Length L(mm) | 6 ～ 40 | 15 ～ 50 | - | 6 ～ 7 | 3 ～ 40 | 15 ～ 28 | 15 ～ 40 | 6.5 ～ 13 | 6.5 ～ 13 | 15 ～ 28 | 10 ～ 24 | 12 ～ 50 | 4 ～ 25 | 12 | 15 | 22 |
| Main Body, Type | Round Shape | Polygonal Shape | T Shape | Round Shape | Round Shape | Polygonal Shape | Polygonal Shape | Round Shape | Round Shape | Polygonal Shape | Round Shape | Polygonal Shape | Round Shape | Special Shape | Special Shape | Special Shape |
| Main Body Material | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Aluminum | Stainless Steel | Stainless Steel | Stainless Steel | Aluminum | Stainless Steel | Stainless Steel | Stainless Steel | Others | Others | Others |
| Round Shape, Type | Cylindrical Shape | - | - | Cylindrical Shape | Cylindrical Shape | - | - | Cylindrical Shape | Cylindrical Shape | - | Balls | - | Cylindrical Shape | - | - | - |
| Mounting Section, Material | Stainless Steel | Stainless Steel | - | Stainless Steel | Stainless Steel | Aluminum | Stainless Steel | Stainless Steel | Stainless Steel | Aluminum | Stainless Steel | Stainless Steel | Stainless Steel | - | - | - |
| Threaded End Machining | None | None | - | - | None | - | - | Cone Point | Cone Point | - | - | None | None | - | - | - |
| Set Screw Flat Machining | - | None | None | - | - | None | None | - | - | None | None | None | - | - | - | - |
| Side Machined | Knurling | - | - | Knurling | Knurling | - | - | Knurling | Knurling | - | Not Provided | Not Provided | Knurling | - | - | - |
| Polygonal Shape, Type | - | Cross Shape | - | - | - | Heptagonal Shape | Heptagonal Shape | - | - | Cross Shape | - | Cross Shape | - | - | - | - |
| T Shape, Type | - | - | Wing | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Additional Function | Not Provided | Not Provided | Not Provided | - | Not Provided | Not Provided | Not Provided | With Cross Recess | - | Not Provided | Not Provided | Not Provided | - | Not Provided | Not Provided | Not Provided |
| Tapped, Round Hole Machining | Through | Blind Bore / Reamer Finishing | Blind Bore | - | Through | Blind Bore / Reamer Finishing | Blind Bore / Through / Reamer Finishing | - | - | Blind Bore / Reamer Finishing | Blind Bore | Blind Bore / Reamer Finishing | Blind Bore | - | - | - |
| Main Body, Surface Treatment | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed | Buffed |
| Mounting Section, Surface Treatment | None | None | - | None | None | None | None | None | None | None | None | None | None | - | - | - |
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Related Categories to Knob Screws
-
- Catches
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-
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.
2. Lobed Knobs: Have a lobed design for a comfortable grip, commonly found on industrial and mechanical equipment.
3. Ball Knobs: These have a spherical shape and are commonly used on levers or control mechanisms.
4. T-Knobs: Shaped like the letter "T," these knobs are simple to turn and are used in applications where frequent adjustments are needed.
5. Star Knobs: Featuring a star-shaped head for easy turning, often used in applications requiring frequent adjustments.
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
- 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.
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