●P80 Coarse grit replacement belts for WSKTS, WSKTS2. For tool grinding and sharpening ●For use with Work Sharp Knife and Tool Sharpener only ●Manufactured by Norton a leading brand in belt technology ●Abrasives: aluminum oxide (P80). Waterproof polyester backing. ●Includes six (6) green P80 coarse grit belts.