Milwaukee 49-22-4086 17 Piece 4/6 Tooth Deluxe Electricians' Hole Saw KitDeluxe assortment of 12 hole saws, two arbors, and three pilot bits The hole saws in this kit are of the 4/6 teeth per inch design for faster chip clearance and less heat build up The ultimate range of hole saw diameters available Hole saws of the following diameters: 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" One # 49-56-7000 arbor for hole saws up to 1-3/16" One # 49-56-7140 arbor for hole saws 1-1/4" and larger Three # 49-56-8000 pilot bits Impact resistant plastic carrying case