The Grip deluxe polishing kit turns any cordless drill into a polisher. Buffs work on aluminum, copper, gold, silver, brass and more. Recommended Use: Polishing/Buffing, Pad Dimension (in.): 2, 3, and 4, Includes (qty.): 18 Turns any cordless drill into a polisher Kit includes variety of buffing wheels, mushroom buffs, buffing bobs and buffing compounds