Home Products Abrasives Resin Fiber Disc 5″ Diameter 50 Grit 7/8″ Arbor 25,000 Safe Rpm 3Pack Resin Fiber Disc 5″ Diameter 50 Grit 7/8″ Arbor 25,000 Safe Rpm 3Pack (75007) Aluminum oxide resin bonded fiber discs Remove rust scale burrs and paint on all types of metal surfaces 7/8-Inch arbor Find a Retailer Find on Amazon