Hole Saw, Primary Material Application All Materials, Arbor Design Arbor Not Included, Tooth Material Carbide Tipped, Saw Dia. 4 1/8 in, Teeth per Inch 3, Number of Teeth (Hole Cutters Only) Variable, Max. Cutting Depth 1 5/8 in, Impact Rated Not Impact Rated, Thread Size 5/8 In.-18