Convert your power drill, impact driver or die grinder into a high-speed cleaning & buffing machine * Unique 1/4" hex shank fits drill chucks, die grinder collets, quick-change bit holders & receivers * Tightly packed feathered cotton tapers from 2 to 1"D, 2"L; GREAT buffing material for reduced swirls * Time & effort saver for cars, motorcycles, boats - get concours-like finish without breaking a sweat