公稱直徑 |
公稱長度 |
最小螺纹深度mm |
鑽頭直徑 |
|
用於鋁製材料 |
用於塑膠、鎂、鋼鐵合金 |
|||
M2.0 X 0.4 |
1D 1.5D 2D 2.5D 3D |
2.4 3.4 4.4 5.4 6.4 |
2.1 |
2.1 |
M2.5 X 0.45 |
1D 1.5D 2D 2.5D 3D |
3.0 4.3 5.5 6.8 8.0 |
2.6 |
2.65 |
M3.0 X 0.5 |
1D 1.5D 2D 2.5D 3D |
3.5 5.0 6.5 8.0 9.5 |
3.15 |
3.2 |
M4.0 X 0.7 |
1D 1.5D 2D 2.5D 3D |
4.7 6.7 8.7 10.7 12.7 |
4.2 |
4.25 |
M5.0 X 0.8 |
1D 1.5D 2D 2.5D 3D |
5.8 8.3 10.8 13.3 15.8 |
5.2 |
5.3 |
M6.0 X 1.0 |
1D 1.5D 2D 2.5D 3D |
7.0 10.0 13.0 16.0 19.0 |
6.25 |
6.3 |