High-speed steel drills with a 135° split point and black oxide finish for fast starts, reduced friction, and long tool life. Built with heavy-duty construction, this 115-piece set comes in a durable metal index case for convenient organization and storage.
Features:
- Black oxide finish improves chip flow and increases abrasion resistance
- Made from premium grade HSS to improve tool life
- Self centering 135° split-point for reduced thrust requirements and minimized walking
Best Material Application: