Hole Saw, Materials Cut Concrete Block, Fiber Cement, Wood with Nails, Arbor Design Arbor Not Included, Tooth Material Carbide Tipped, Saw Dia. 3 in, Teeth per Inch 1, Number of Teeth (Hole Cutters Only) 3, Max. Cutting Depth 2 7/16 in, Impact Rated Not Impact Rated, Thread Size 5/8 In.-18