The Bi-Metal holesaw 20mm L White are cylindrical cups with a serrated edge to cut various sizes of holes in a variety of materials like steel, cast iron pipe plates, aluminium, copper and brass. The serrated edge is designed to cut the hole and the other end is designed to be driven by an arbor or drill chuck. The Makita holesaw have 4/6 variable pitch tooth design which is suitable for trunking, conduit, pipe, kitchen, bathroom hardwood, softwood, metal, mild steel, aluminium and PVC. The Maki

Brand Name	Makita