3" Pro Tapered Buffing Ball - Hex Shank - Turn Power Drill into High-Speed Polisher Buffer Convert your power drill, impact driver or die grinder into high speed polisher & buffer Unique 1/4" quick-change hex shank fits drill chucks, die grinder collets, bit holders & receivers 3" long tapered ball of high-density synthetic felt - 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