Professional quality bi-metal high speed steel
Featuring 8% Cobalt
Hardened vari-pitch teeth
Irregular depth clearance gullets
Strong flex-free body construction
This professional quality high speed steel bi-metal holesaw has hardened variable pitch teeth for fast clean cutting of holes in steel, stainless steel, die cast metals, nail embedded wood, hardwood floors, plywood and plastics. It features 8% cobalt and irregular depth clearing gullets. The strong flex-free body construction allows for structural integrity and tool dependability.