Champion Hole Cutter, Series: CT7, 2 in dia, 1 in Cutting Depth, 4-7/32 in Overall Length, Carbide Cutting Edge, Steel Body, Straight Shank, 3/8 in Shank, Applicable Materials: Aluminum, Copper, Cutting Steel Plate, Cast Iron, FRP, Iron, Plastics and Stainless Steel Champion CT7-2 Hole Cutter, 2 in dia, 1 in D Cutting, Carbide Cutting Edge