The DEWALT DWA1269 29pc Pilot Point Industrial Cobalt Drill Bit Set is designed for maximum speed and life in stainless steel and other hard metals. These bits features a pilot point and split tip design that starts on contact and eliminates bit walking along for more control. Commonly used for drilling into stainless steel, drilling into angle iron, I-Beams, and other similar metals. Set includes: (2) 1/16" bit, (1) 5/64" bit, (1) 3/32" bit, (1) 7/64" bit, (2) 1/8" bit, (1) 9/64" bit, (1) 5/32" bit, (1) 11/64" bit, (1) 3/16" bit, (1) 13/64" bit, (1) 7/32" bit, (1) 15/64" bit, (1) 1/4" bit, (1) 5/16" bit, (1) 3/8" bit, (1) 7/16" bit, (1) 1/2" bit, (1) 17/64" bit, (1) 9/32" bit, (1) 19/64" bit, (1) 21/64" bit, (1) 11/32" bit, (1) 23/64" bit, (1) 25/64" Bit, (1) 13/64" bit, (1) 27/64" Bit, (1) 29/64" bit, (1) 15/32" bit, (1) 31/64" bit