Milwaukee HOLE DOZER Hole Saw, 3/4 in Diameter, 1.62 in Cutting Depth, 4 TPI, 7/16 in Arbor, 2.13 in Overall Length, 1/4 in Drill, Carbide Cutting Edge, Hex Shank, 3/8 in, 7/16 in Shank, Use Arbor: 49-56-7010 and 49-56-7250, Applicable Materials: Abrasive Material, Fastener Embedded Wood and Stainless Steel