Hole Saw Kit, Primary Material Application General Purpose, Arbor Design Built-In Arbor, Tooth Material Carbide Tipped, Teeth per Inch 3, Max. Cutting Depth 1 5/8 in, Impact Rated Not Impact Rated, Saw Size Range 1 3/8 in to 4 1/4 in, Hole Saw Sizes (Hole Saws) 1 3/8 in, 2 in, 2 5/8 in, 3 in, 3 5/8 in, 4 1/4 in, Thread Size 5/8 In.-18, Shank Size 3/8 in, Number of Pieces 9