iTool SB118 Step Bit, Helical Flute, Steel with Tian Coating, 1-1/8 in

iTool step bit, 1-1/8 in. Drills holes in steel, copper, stainless steel, plastic, aluminum, and other materials. Drills holes in these sizes: 3/16 in, 1/4 in, 5/16 in, 3/8 in, 7/16 in, 1/2 in, 9/16 in, 5/8 in, 11/16 in, 3/4 in, 13/16 in, 7/8 in, 9/16 in, 1 in, 1-1/16 in, 1-1/8 in.