Made of the highest quality cobalt and coated with titanium for longer life. All drills have straight shanks and are finished to drill quickly and cleanly.
Benefits:
15 to 1 lifetime over High Speed Steel twist drills.
5 to 1 lifetime over standard cobalt twist drills.
More heat resistant than HSS and less brittle than carbide.
Work great on rough & uneven surfaces.
Sold in packs of 5
