3M 21713 3M Scotch-Brite Roloc Pro Brake Hub Cleaning Disc, XO-DR, 07546, SiC Ex

Features and Benefits: Quickly removes rust and corrosion without excessive material removal or gouging; Hollow center allows the disc to slide over and around hub studs without damaging stud threads; Features sharp silicon carbide mineral incorporated in a non-woven nylon web; High conformability with minimized chunking; Contains no wire filaments;

eBay