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IMAO CORPORATION Knob Screws（Main Body, Type：Round Shape）
IMAO CORPORATION offers products Knob Screws specified by Main Body, Type Round Shape from Automation Components product category. There are a total of 20 items. Search and select detailed specifications of parts for your machine with free CAD downloads. IMAO CORPORATION products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.
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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
-
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 31/03/2025IMAO 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: 
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 Long Knob (LKN-SUS/LKS-SUS)
IMAO CORPORATION
Stainless-steel knob ideal for use with food processing machines, cleaning machines, etc.
[Features]
· Made from stainless steel.
· Longer knob improves usability.
[Applications]
· Excellent corrosion resistance, ideal for food processing machines and cleaning machines, etc.From: ฿ 189.59 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 31/03/2025Knurled Thumb Knob (TKN-SL-SUS)
IMAO CORPORATION
Stainless-steel knob with a thin, compact design.
[Features]
· Made from stainless-steel.
· Thin and compact.
· With straight pattern knurling on the side for a slip-resistant design.
[Applications]
· Ideal for screw fastening parts of food processing machines and cleaning machines, etc.From: ฿ 116.78 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
Plastic knob with outer design for improved operation.
· Tapped, tapped through and stud variations available.
· Screw part available in steel, stainless steel and brass.
· Tapped type available as tapped through type.
· Working temperature -20 to +110°C.
· Coarse knurl on the side prevents slip and allows easy operation.
[Applications]
· Ideal for screw fastening parts of various devices.From: ฿ 99.00 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]·Indicator knob with enlarged arrow to make it easier to see.From: ฿ 418.21 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
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:
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
Imao Corporation knobs and knurled nuts (BJ754).From: ฿ 296.38 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.
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 processedFrom: ฿ 737.41 Days to Ship:
7 Day(s)
7 Day(s)
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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
Resin knob with a streamlined design.
[Features]
· Tapped knob available with brass or SUS insert.
· Stud knob available with steel or SUS stud.
· Tapped through knob available with brass insert.
· Knobs with SUS insert are completely rustproof and are ideal for food processing machines and sanitary equipment.
· Operating temperature: -30°C to +130°C.
[Applications]
· Ideal for screw fastening parts of various devices.From: ฿ 86.28 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]·Offering white one suitable for medical applications. ·Long type knurled knob.From: ฿ 128.00 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
Nut that enables quick fastening work.
[Features]
· Unique structure allows quick fastening.
[Applications]
· Ideal for securing parts and jigs that require replacing frequently.From: ฿ 489.61 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.
Stainless Steel Knurled Knob (KK)
IMAO CORPORATION
[Features]·Stainless steel knob resistant to bacteria and stains. ·No knurling applied.From: ฿ 601.91 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.
Until 31/03/2025
Until 31/03/2025IMAO 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:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
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: ฿ 320.95 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.
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 redFrom: ฿ 363.75 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.
Until 31/03/2025
Until 31/03/2025IMAO 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:
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 31/03/2025Knurled 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:
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
Resin knob with a simple design that fits to the hand.
[Features]
· Knob with excellent design characteristics.
· Tapped type main unit available in 6 colors (black, orange, gray, yellow, blue, red).
· Operating temperature: -30 to +130°C
[Applications]
· Ideal for screw fastening parts of various devices.From: ฿ 116.80 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 31/03/2025Plastic Knurled Knob (GKN/GKF/GKF-N)
IMAO CORPORATION
Diamond-cut knurling on the outside of the knob prevents slipping and provides comfortable gripping.
[Features]
· Diamond-cut knurling on the outside of the knob prevents slipping and provides comfortable gripping.
· Specially knurled insert minimizes local stress at joints and improves adhesion with the resin.
· Excellent torque transmission, minimizes cracks and damage around the boss, even in extreme environments where the resin expands and contracts rapidly.
· Orange, gray, yellow, light blue and red color caps available on request.
· Operating Temperature: 0 to 90°C.
[Applications]
· Screw-fastening parts on general industrial machinery and various automatic machines.From: ฿ 131.00 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.
From: ฿ 322.33 Days to Ship:
5 Day(s)
5 Day(s)
| Brand |
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| 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.  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.  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.  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.  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.  Until 31/03/2025   | You can add up to 6 items per a category to the compare list.  | |
| Brand | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION | IMAO CORPORATION |
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| From | ฿ 124.00 Special Price On Sale Until 31/03/2025 | ฿ 189.59 Special Price On Sale Until 31/03/2025 | ฿ 116.78 Special Price On Sale Until 31/03/2025 | ฿ 99.00 Special Price On Sale Until 31/03/2025 | ฿ 418.21 Special Price On Sale Until 31/03/2025 | ฿ 294.63 Special Price On Sale Until 31/03/2025 | ฿ 296.38 Special Price On Sale Until 31/03/2025 | ฿ 737.41 | ฿ 86.28 Special Price On Sale Until 31/03/2025 | ฿ 128.00 Special Price On Sale Until 31/03/2025 | ฿ 489.61 Special Price On Sale Until 31/03/2025 | ฿ 601.91 | ฿ 176.33 Special Price On Sale Until 31/03/2025 | ฿ 320.95 | ฿ 363.75 | ฿ 106.63 Special Price On Sale Until 31/03/2025 | ฿ 394.55 Special Price On Sale Until 31/03/2025 | ฿ 116.80 Special Price On Sale Until 31/03/2025 | ฿ 131.00 Special Price On Sale Until 31/03/2025 | ฿ 322.33 |
| Days to Ship | Same day | Same day | Same day | Same day | Same day | Same day | Same day | 7 Day(s) | Same day | Same day | Same day | 5 Day(s) | Same day | 5 Day(s) | 5 Day(s) | Same day | Same day | Same day | Same day | 5 Day(s) |
| Mounting Section Dia. d (mm) or Nominal Dia. | M3 ～ M10 | M3 ～ M10 | M4 ～ M12 | M3 ～ M12 | 6 ～ 8 | M5 ～ M12 | M6 ～ M16 | 10 ～ 12 | M3 ～ M10 | M5 ～ M10 | M5 ～ M12 | M4 ～ M8 | 6 ～ 10 | 6 ～ M10 | M6 ～ M12 | 5 ～ 8 | 6 ～ 12 | M3 ～ M10 | M5 ～ M12 | M6 ～ M12 |
| Mounting Section Type | Threaded / Tapped | Threaded / Tapped | Tapped | Threaded / Tapped | Round Bore | Tapped | Tapped | Round Bore | Threaded / Tapped | Threaded / Tapped | Tapped | Tapped | Round Bore | Threaded / Tapped / Round Bore | Threaded / Tapped / Round Bore | Round Bore | Round Bore | Threaded / Tapped | Threaded (Stepped) / Tapped (Stepped) | Tapped |
| Mounting Section, Length L(mm) | 7.5 ～ 40 | 6 ～ 40 | 4 ～ 10 | 5 ～ 40 | 21 ～ 22 | 7 ～ 14 | - | 22 ～ 30 | 6 ～ 40 | 16 ～ 25 | - | 8 ～ 14 | 5 | 10 ～ 50 | 12 ～ 50 | 4 ～ 9 | 24 ～ 44 | 6 ～ 40 | 10 ～ 50 | - |
| Main Body, Type | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape | Round Shape |
| Main Body Material | Stainless Steel / Steel | Stainless Steel | Stainless Steel | Phenol | Phenol | Stainless Steel / Steel | Steel | Polyamide | Polyamide | Phenol | Steel | Stainless Steel | Polyamide | Polypropylene | Polyamide | Polyamide | Polyamide | Polyamide | Polypropylene | Steel |
| Round Shape, Type | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Volume Knob Shape | Clamp Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Mushroom Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Cylindrical Shape | Mushroom Shape | Cylindrical Shape | Cylindrical Shape |
| Mounting Section, Material | Stainless Steel / Steel | Stainless Steel | Stainless Steel | Stainless Steel / Steel / Brass | Brass | Stainless Steel / Steel | Steel | Steel | Stainless Steel / Steel / Brass | Steel / Brass | Steel | Stainless Steel | Nylon | Steel / Brass | Steel / Brass | Nylon | Nylon | Steel / Brass | Steel / Brass | Steel |
| Threaded End Machining | None | None | - | None | - | - | - | - | None | None | - | - | - | None | None | - | - | None | - | - |
| Set Screw Flat Machining | - | - | - | - | Provided (1 Place) | - | - | None | - | - | - | - | None | None | None | None | Provided (1 Place) | - | - | - |
| Side Machined | Knurling | Knurling | Knurling | Knurling | - | Knurling | Diamond Cut | Dimple | Dimple | Knurling | Knurling | - | Dimple | Knurling | Dimple | Dimple | Knurling | - | Diamond Cut | Knurling |
| Polygonal Shape, Type | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| T Shape, Type | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Additional Function | Not Provided / Fall-off Prevention | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided | Not Provided |
| Tapped, Round Hole Machining | Through | Blind Bore / Through | Through | Blind Bore / Through | Blind Bore / Reamer Finishing | Through | Through | Blind Bore / Reamer Finishing | Blind Bore / Through | Blind Bore | Through | Blind Bore | Blind Bore | Blind Bore / Reamer Finishing | Blind Bore / Through / Reamer Finishing | Blind Bore | Blind Bore / Reamer Finishing | Blind Bore | Blind Bore | Through |
| Main Body, Surface Treatment | None / Chrome Plating | None | None | None | None | None / Black Oxide / Chrome Plating | Black Oxide | None | None | None | Black Oxide | Electrolytic Polishing | None | None | None | None | None | None | Others | Black Oxide |
| Mounting Section, Surface Treatment | None / Chrome Plating | None | None | None / Zinc Plating | None | None / Black Oxide / Chrome Plating | Black Oxide | None | None / Zinc Plating | None / Zinc Plating | Black Oxide | None | None | None / Zinc Plating | None / Black Oxide / Zinc Plating | None | None | None / Zinc Plating | None / Zinc Plating | Black Oxide |
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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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