Mercer Industries 430060 Silicon Carbide Floor Sanding Disc, Cloth Back, 20″ …

20 – 20″ diameter cloth floor sanding discs for hardwood or concrete per (2″ hole in center of disc to attach to sander) Silicon Carbide grain gives a consistent performance at a competitive price Heavy X-weight cloth backing for strength Traditional abrasive use to sand and refinish hardwood floors Available in grits 16 through 100 for all your sanding needs