HOLE SAW KIT GEN PURPOSE 13PCts for easy plug access. Bi-metal construction with 8 percent cobalt for increased wear resistance.   Kit includes: (9)hole saws; 3/4", 7/8", 1-1/8", 1-3/8", 1-1/2", 1-3/4", 2", 2-1/8" and 2-1/2", (2)arbors; 49-56-7010, 49-56-7250, (2) pilot bits; 49-56-8010 (assembled with arbors). Also includes convenient case for organization and transport.