M3/M42 High speed steel of bi-metal holesaws are rugged cutting tools designed to cut accurate holes in machinable materials up to 38mm thick.

Ranging in size from 14mm to 210mm in diameter, they can be used in portable electric, air tools, drill presses, laths, boring mills, milling machines or any other machine which has a rotating spindle.

Holesaws have 4/6 vari-pitch design and are recommended for cutting steel and cast iron pipe, alluminum, copper, brass, wood etc.