This 13 piece Hole Saw kit is designed specifically with the needs of the Contractor in mind. It includes all the sizes you need everyday in an impact resistant plastic carrying case. Sizes are: 3/4 inch, 7/8 inch, 1 inch, 1-3/8 inch, 1-1/2 inch, 1-3/4 inch, 2 inch, 2-1/8 inch, 2-1/2 inch and arbors 49-56-6950 1/4 inch round shank for 9/16 to 1-3/16 hole saws, 49-56-7140 7/16 hex shank for 1-1/4 to 6 inch hole saws, 49-56-8000 pilot drill, 49-67-0120 arbor adapter and spacer 49-56-6560. Hole Saws are 4/6 tooth design for more efficient chip clearance and less heat buildup Carrying case is also sold separately as 48-55-0781.FEATURES: Assortment of nine 4/6 tooth hole saws, two arbors, pilot drill, arbor spacer and arbor adapter. Hole Saws: 3/4 in., 7/8 in., 1 in., 1-3/8 in., 1-1/2 in., 1-3/4 in., 2 in., 2-1/8 in., 2-1/2 in.