Thumb Screw
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Thumb screws, also known as a knurled thumb screw, have heads that are a knurling trace that are easy to install. The thumb screw is suitable for use where a quick installation and uninstallation is necessary, such as household, military, telecommunications, electronics, commercial and other fields.
Clients can customize the thumb screw in following aspects：
- Material
- Size
- Cross holes
- Bores (Plain or Tapped)
- Keyways
- Studs (Threaded or Plain)
- Configuration of the Stud
The thumb screw is usually made of the following material：
Brass, stainless steel, carbon steel, alloy steel, aluminum, aircraft, aluminum, etc.
Parameter
| d | dk | k |
| M1 | 5.5000 | 1.5000 |
| M1.2 | 6.0000 | 1.5000 |
| M1.4 | 7.0000 | 2.0000 |
| M1.6 | 7.5000 | 2.0000 |
| M2 | 9.0000 | 2.0000 |
| M2.5 | 11.0000 | 2.5000 |
| M3 | 12.0000 | 2.5000 |
| M4 | 16.0000 | 3.5000 |
| M5 | 20.0000 | 4.0000 |
| M6 | 24.0000 | 5.0000 |
| M8 | 30.0000 | 6.0000 |
| M10 | 36.0000 | 8.0000 |
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