Die Drills Full length back taper permits drilling without binding. Four straight Radial Relieved cutting edges.
Square body Provides four outlets to clear chips efficiently and permit maximum coolant flow.
For long wear and ease of penetration in dense, hard materials - tool geometry has greatest possible web strength and support to cutting edge. Only finger pressure required to drill hardest steel. Drill cool, unannealed holes. Drill without distortion. Drills armor plate, Ceramics and glass.