Our Scotch-Brite Roloc Radial Bristle Disc, using 3M Ceramic Abrasive Grain and molded, flexible bristles, provides more surface contact than wire brushes and maintains abrasive property throughout the life of the disc.This fast-running disc removes paint, stains, adhesives, weld burns, rust, heavy oxides, and surface contaminants from large areas. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.