Features For large holemaking in sheet metal and other materials up to 0.12 in. thick Made from high speed steel with precision cutting teeth, lasts 3x longer and cuts 10x faster that bi-metal hole saws or twist drills All cutters use a single arbor, with a patented Quad-Lead thread mounting system. Diameter - 1.25 in. - SKU: MED06077

Features For large holemaking in sheet metal and other materials up to 0.12 in. thick Made from high speed steel with precision cutting teeth, lasts 3x longer and cuts 10x faster that bi-metal hole saws or twist drills All cutters use a single arbor, with a patented Quad-Lead thread mounting system. Diameter - 1.25 in. - SKU: MED06077