Convert your power drill, impact driver or die grinder into high-speed cleaning & buffing machine * Unique 1/4" hex shank fits drill chucks, die grinder collets, quick-change bit holders & receivers * 3"-diameter ball of high-density synthetic - GREAT buffing material for reduced swirls * Thousands of fibers polish surface with each rotation; small size gets into hard to reach areas * Time & effort saver for cars, motorcycles, boats - get concours-like finish without breaking a sweat