钨钢阶梯钻头规格
刃径Flute Diameter (mm) | 第一阶长度First Step Flute length (mm) | 第二阶长度Second Step Flute length (mm) | 柄径Shank Diameter (mm) | 总长Overall length (mm) |
3.40 | 11.4 | 28 | 6.0 | 66 |
4.30 | 13.6 | 28 | 6.0 | 66 |
5.00 | 16.5 | 41 | 6.6 | 79 |
6.90 | 21.0 | 47 | 10.0 | 89 |
8.70 | 25.5 | 55 | 12.0 | 102 |
10.40 | 30.0 | 60 | 14.0 | 107 |
12.25 | 34.5 | 65 | 16.0 | 115 |
14.25 | 38.5 | 73 | 18.0 | 123 |
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