3M Stikit Paper Disc Roll 426U, Silicon Carbide, 5" DiameterIdeal for general purpose sanding on wood, metal, plastic, dry wall, fiberglass, glass, clear coat, and ceramic Open coat construction provides aggressive cut and reduced loading Anti load coating helps prevent clogging and produce consistent finishes Light, A weight paper flexes with the backup pad 3M Stikit adhesive provides fast attachment and clean removal for multi step finishing processes