Hole Saw Kit, Primary Material Application Wood, Materials Cut Aluminum, Fiberglass, Plastic, Steel, Tin, Wood, Arbor Design Arbor Not Included, Tooth Material Bi-Metal, Teeth per Inch 4/6, Max. Cutting Depth 1 5/8 in, Impact Rated Not Impact Rated, Number of Hole Saws 9, Saw Size Range 3/4 in to 2 1/2 in, Hole Saw Sizes (Hole Saws) 3/4 in, 7/8 in, 1 1/8 in, 1 3/8 in, 1 1/2 in, 1 3/4 in, 2 in, 2 1/4 in, 2 1/2 in, Shank Size 7/16 in, Pilot Drill Size 1/4 in dia, Number of Pieces 12