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Product Details
Centre Drills
Product Description
Centre drills
Combined drills and countersinks-plain type
Material: HSS M2, 9341, M35, M42
Application: Working core in end plane of part with axis.
Feature: The corporation makes core driller for straight, oblique and spiral grooves.
Featuring easy operation, high speed and good offtake of chips
| d | d1 | L | I | ||||
| 1 | 3.15 | 31.5 | 1.3 | ||||
| 1.25 | 3.15 | 31.5 | 1.6 | ||||
| 1.6 | 4 | 35.5 | 2 | ||||
| 2 | 5 | 40 | 2.5 | ||||
| 2.5 | 6.3 | 45 | 3.1 | ||||
| 3.15 | 8 | 50 | 3.9 | ||||
| 4 | 10 | 56 | 5 | ||||
| 5 | 12.5 | 63 | 6.3 | ||||
| 6.3 | 16 | 71 | 8 | ||||
| 8 | 20 | 80 | 10.1 | ||||
| 10 | 25 | 100 | 12.8 |
