This buffing and polishing wheel features a slightly looser nap for more flexibility and a less aggressive cut. It is very versatile, capable of cleaning, buffing and polishing a wide variety of metals and other materials. Four rows of sturdy stitching and a pair of leather washers in the middle ensure a long, useful life. Use with a standard bench grinder or dedicated buffer, and pair with your favorite polishing compounds to bring your project to a dazzling sheen. 5/8'' (16mm) arbor.