Hole Saw, Primary Material Application Steel, Materials Cut General Purpose, Metal, Plastic, Wood, Arbor Design Arbor Not Included, Tooth Material Carbide Tipped, Saw Dia. 3 3/4 in, Teeth per Inch 3, Number of Teeth (Hole Cutters Only) 11, Max. Cutting Depth 1 7/8 in, Impact Rated Not Impact Rated, Thread Size 5/8 In.-18