15 Piece Bi-Metal Hole Saw Kit

Variable depth gullets provide more efficient chip clearance. 4/6 Variable pitch teeth for reduced noise and improved performance. Electron beam weld for stronger, longer lasting teeth. Bi-metal construction for toughness and long life. 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", 1-1/2", 1- 3/4", 2", 2-1/2", 3". 3/8" hex arbor. 1/2" hex arbor. Pilot drill.- SKU: ZX9ISN12951