An aluminum oxide Stikit™ gold disc roll constructed on a A weight, light paper backing. Grade: P320. Primary markets: metalworking, woodworking.Full Description »Constructed of durable aluminum oxide; works well for most wood species. The open coat feature provides a more aggressive cut than a comparable closed coat abrasive of the same grade and a special loading resistant coating makes this disc a good choice when loading is a problem. The A-weight, paper backing is light-weight and flexible and suitable for most general purpose sanding applications. Slightly more aggressive than 214U.