DEWALT Drill Bit, Pilot Point, Industrial Cobalt Alloy Steel, 1/2-Inch (DWA1232) Built for speed and long life, DEWALT drill bits power through hard metals with ease. A split point tip of drill bits starts on contact and eliminates bit walking for helps to increased control. Heavy-duty Cobalt Alloy Steel delivers 4 times more life than black oxide. Features Drill bit has maximum speed and life in stainless steel and other hard metals Pilot point and split tip design of drill bits for wood, metal and plastic starts on contact and eliminates bit walking Heavy-duty Cobalt Alloy Steel of DEWALT drill bits delivers 4 times more life than black oxide. USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.