单头麻花钻
规格 | 钻头全长 | 工作长度 |
1 | 34 | 12 |
1.5 | 40 | 18 |
2 | 49 | 24 |
2.5 | 57 | 30 |
3 | 61 | 33 |
4 | 75 | 43 |
4.2 | 75 | 43 |
4.5 | 80 | 47 |
5 | 85 | 51 |
5.2 | 86 | 52 |
5.5 | 93 | 57 |
6 | 93 | 57 |
7.5 | 109 | 69 |
8 | 117 | 75 |
8.5 | 117 | 75 |
9 | 125 | 81 |
9.5 | 125 | 81 |
10 | 133 | 87 |
10.5 | 133 | 87 |
11 | 142 | 94 |
11.5 | 142 | 94 |
12 | 151 | 101 |
12.5 | 151 | 101 |
13 | 151 | 101 |
双头麻花钻
规格 | 钻头全长 | 工作长度 |
3 | 4.4 | 1.1 |
3.2 | 4.4 | 1.1 |
3.5 | 4.8 | 1.4 |
4 | 5.3 | 1.6 |
4.2 | 5.5 | 1.7 |
5.2 | 6.4 | 2.4 |