The Bi-Metal holesaw range have a vari-pitch tooth design and are recommended for cutting steel, aluminium, copper, brass, wood and plastic. Also available in plumbers and electricians kits with the m more→ost popular sizes. Arbors available with hex (3 jaw chuck) and SDS Plus shanks. Ideal for trunking, conduit, pipe, kitchen & bathroom installations, hardwood, softwood, mild Steel, aluminium & PVC. Specifications • Bi-metal holesaws with variable tooth pitch • Recommended for cutting steel, aluminium, copper, brass, wood and plastic • Arbors available with hex (3 jaw chuck) and SDS Plus shanks Specifications • Diameter: 25 mm • Arbor Part Number: D-17170 / D-17603 • …