High Speed Steel Fractional Self-Starting, 1/8 in to 1/2 in, 13 Steps

Single-flute cutting edge for greater control through steps|Hex shank prevents slipping in drill chuck|Also available with (TiN) coating for longer life|New SpeedPoint tip penetrates faster than previous Unibits and prevents walking|Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates