Hole Saw Kit, Primary Material Application Metal, Materials Cut Masonry, Metal, Arbor Design Built-In Arbor, Tooth Material Bi-Metal, Teeth per Inch 4/5, Max. Cutting Depth 1 3/4 in, Impact Rated Not Impact Rated, Number of Hole Saws 6, Saw Size Range 3/4 in to 2 1/4 in, Hole Saw Sizes (Hole Saws) 3/4 in, 7/8 in, 1 1/8 in, 1 1/2 in, 1 3/4 in, 2 1/4 in, Thread Size 1/2 In.-20, 5/8 In.-18, Shank Size 1/4 in, 3/8 in, 7/16 in, Pilot Drill Size 1/4 in dia x 4 in L, Number of Pieces 9