英制細牙BSF | 牙數 | 下料孔徑 |
3/16 | 32 | 4 |
1/4 | 26 | 5.4 |
5/16 | 22 | 6.8 |
3/8 | 20 | 8.3 |
7/16 | 18 | 9.8 |
1/2 | 16 | 11.2 |
9/16 | 16 | 12.7 |
5/8 | 14 | 14 |
3/4 | 12 | 17 |
7/8 | 11 | 20 |
1” | 10 | 23 |
英制細牙BSF | 牙數 | 下料孔徑 |
3/16 | 32 | 4 |
1/4 | 26 | 5.4 |
5/16 | 22 | 6.8 |
3/8 | 20 | 8.3 |
7/16 | 18 | 9.8 |
1/2 | 16 | 11.2 |
9/16 | 16 | 12.7 |
5/8 | 14 | 14 |
3/4 | 12 | 17 |
7/8 | 11 | 20 |
1” | 10 | 23 |