Left positioning drill

High hardness, wear resistance, drilling angle 90 °, 120 ° can be customized, small plane knife edge, suitable for copper, aluminum processing, spiral paraboloid wear-resistant, suitable for iron, white iron and other high hardness materials. The correct center position is obtained before the automatic lathe is drilled, and the chamfer is processed once.

Features of the left positioning drill: If you need to order, please download the PDF file below and fax it to the company.
1. The correct center position is obtained before the automatic lathe drilling, and the chamfering is processed once.
2. Facets and spiral paraboloids can be customized to suit any material.
3. You can customize the handle or angle.