Ceramic Grain: Self-Sharp This disc lasts significantly longer than conventional ceramic grain discs, faster sanding, long lasting. 30% Fast-Cutting Cuts up to 2x as fast as conventional abrasives Lasts up to 4x as long as conventional abrasives Sanding a wide range of materials, including wood, metal, paint, plastic, ceramics & plaster. Coated with ceramic grain long lasting Clogging Resistance
