Product Description
- Self-centering, precision-ground tip won't walk on flat or curved surfaces, stays sharp longer, and drills faster than standard high-speed drills
- Made from premium M-2 high-speed steel for increased durability. Black and gold oxide coating provides maximum corrosion resistance
- Through-hardened chrome vanadium shaft with shot-peened, double-tempered finish is hot-isostatically pressed to resist breakage and extend bit life
- 3-flatted shank on 3/16-inch and above sizes offers exceptional grip on chuck
