Milwaukee Step Drill Bit, 7/8 Inch Single Hole, (48-89-9115)
Product Information Single cutting edge provides true round holes every time, high speed steel make-up is ideal for cutting into stainless steel, aluminum, brass, copper, plastic and more, black oxide finish resists corrosion for longer life, speed start tip starts fast and reduces the risk of bit walking, laser etched markings for fast, easy hole size identification, and 3-flat shank prevents bit from slipping in the chuck.