Milwaukee® Bell Hanger Bit, Extra Length General Purpose Heavy Duty, 1/4 in Dia, 18 in Overall Length, 1/4 in Shank, 3-Flat/Round Shank, Standard Twist Point, Right Hand Cutting, High Speed Steel Cutting Edge, HSS, Bright, Applicable Materials: Aluminum, Ferrous, Non-Ferrous Metal, Plastic and Wood