DeWalt 5/16 Inch Industrial Cobalt Drill Bit

Features and Benefits: Maximum speed & Life in stainless steel and other hard metals Pilot Point & Split tip design starts on contact and eliminates bit walking Built for speed and long life; DEWALT Cobalt Alloy Steel drill bits power through hard metals with ease. These heavy-duty Cobalt Alloy Steel drill bits deliver 4 times longer life in Stainless Steel. These drill bits feature either the Pilot Point tip; the Split Point tip; or Chisel Point tip design that starts on contact and eliminates bit walking.