Armeg CVP Cobalt Vari-Pitch Hole Saw is ideal when working on metal enclosures, trunking, cabinets, cladding, switchgear (especially stainless steel), woodwork, Formica, panelling. Stronger Flex-free body construction designed with high alloy content for structural integrity and tool dependability. Tougher tooth design manufactured with M42 Superior Steel featuring 8% Cobalt provides excellent wear resistance properties at higher drilling temperatures giving extended tool life. Variable pitch cutting teeth combine an aggressive cut and increased spoil removal with a smoother cut and reduced vibration for increased speed and tool durability. Irregular depth clearance gullets avoid trapped spoil by providing a more efficient chip clearance meaning teeth stay sharper for longer.