Aluminum Maintenance Kit From Flitz - Keep bare aluminum wheels, diamond plate and more shining without a lot of hand labor. the 6in. x 3in. thick buffing ball made from soft Italian Viscose Fiber, can be operated at up to 2000 rpm, and features a 5/16in. hex shaft for non-slip use in most drills. Use the Buffing Ball with the Flitz Liquid Polish for quick results on slightly tarnished surfaces. Also works great on plastics, painted surfaces, and other metals.