Solid carbide step drills
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合金臺階鉆1.jpg)
Description: High-quality steel and tungsten plating made. Most of the metal parts can be cut.
| Blade diameter | Shank Diameter | Overall Length | Channel length | Handle length |
| 7.00 | 10.00 | 89 | 47 | 40.0 |
| 9.00 | 12.00 | 102 | 55 | 45.0 |
| 10.50 | 14.00 | 107 | 60 | 45.0 |
| 12.50 | 16.00 | 115 | 65 | 48.0 |
| 14.50 | 18.00 | 123 | 73 | 48.0 |
