Description 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.Maximum speed & Life in stainless steel and other hard metalsPilot Point & Split tip design starts on contact and eliminates bit walkingDrilling into Stainless SteelDrilling into an I-Beam WARNING: This product can expose you to chemicals including Lead which is known to the State of California to cause cancer, birth defects or reproductive harm and Butyl Benzyl phthalate (BBP) which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov