VersaDrive Cobalt Drills are a premium grade 8% Cobalt drill bit with fully ground flutes, 135Deg Split point and Titanium coating for faster drilling & reduced wear.Suitable for heavy fabrication use, this Cobalt drill bit can also be used to drill stainless steel, mild steel, cast iron and a wide range of other structural materials.VersaDrive Drill Bits have a patented non-slip, Hex shank suitable for use in any standard 1/2 in. drill chuck for cordless or pistol drills or used with a VersaDrive Rapid Lock adapter for use in a wide range of powertools such as Magnetic Drills.Fast drilling with minimal kickbackDual hardened for impact wrench use up to 10mmPrecision Ground Flutes with easy chip clearance135Deg Split Point for easy starting and high accuracy8% Cobalt for long life and enduranceGoldMax low-friction titanium coating to stop burn outHigh Strength, Non-Slip Shank Design