Features
variable pitch design (4-6 teeth/inch) reduces labor & tool costs by cutting 45% faster & lasting longer than straight 6 pitch saws, bi-metal hole saws combine the toughness & shock resistance of an alloy with the cutting ability of high speed steel, m42 bi-metal hole saw for use in most materials: wood, plastic, aluminum, brass, cast iron, & stainless steel, better chip clearance, less heat build-up, lower feed pressure & smooth cuts, 1-3/4 cutting depth, dimension measurements = inches & (millimeters), minimum order qty = 1, 3/16 thick heavy duty backing plate eliminates the need for driving plates and prevents drive pin holes from elongating, packed in individual color boxes, order qty of 1 = 1 piece
WARNING: 