Tungsten Carbide Drills-Type A10
Step Twist Drill
116B0
(D1:Φ4.5～Φ13.5)
| Cutting-Edge Diameter D1 | Shank Diamerer D2 | Screw Thread M | Overall Length L1 | Flute Length L2 | Length of Step L5 |
| 4.5 | 8 | M4 | 79 | 34 | 11 |
| 5.5 | 10 | M5 | 89 | 47 | 13 |
| 6.6 | 11 | M6 | 102 | 55 | 15 |
| 9 | 15 | M8 | 115 | 65 | 19 |
| 11 | 18 | M10 | 123 | 73 | 23 |
| 13.5 | 20 | M12 | 131 | 79 | 27 |
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