Features and Benefits:
- High speed steel with unique alloys - including titanium and cobalt to resist dulling at high temperatures
- Specially formulated surface coating for outstanding hardness (+62 Rockwell)
- 5 piece set includes (2) 6mm x 50mm and (3) 8mm - 50mm right hand drill bits
- Triple tempering processes reinforce material integrity
- The perfect choice for drilling through spot welds
OTC 2492 Spot Weld Drill Bits are the best standard spot weld drill bits available. Engineered for use with high speed tools, and specially coated to resist dulling at high temperatures. Exclusive tempering process creates a hardened surface that holds that sharp cutting edge.
Warranty: Lifetime warranty does not cover abuse