31/64" Type 260-DN - TiN Coated, M42 Cobalt HSS Screw Machine Length Drill Bit (3/Pkg.), Norseman Drill #82070
- Manufactured from M42 HSS and contains 8% Cobalt increasing hot hardness.
- High hot hardness of cobalt permits speeds 30% over regular high-speed steel drills.
- Type 1260-DN: TiN coating for lubricity, abrasion resistance extended tool life.