Bi-metal Hole Saw Set (14-piece)

Door lock kit utilizes alignment window and taller bushings to deliver accurate height placement and straight drilling. Door lock kit includes 2 adjustable bushings which accept both standard backsets and both common door thicknesses. Deep-cut style hole saws for improved efficiency and versatility and high-speed steel height and double-tooth design for increased durability. Hardened backing plates prevent warping and thread stripping. For use with wood, metal, plastic. Set includes (1) each hole saw: 3/4", 7/8", 1", 1-1/8", 1-3/8", 1-1/2", 1-3/4", 2", 2-1/8", 2-1/4", 2-1/2", a small quick change mandrel, a large quick change mandrel, replacement parts (including 2 Pilot Point centering bits), and case.