The 3M 07485 Scotch-Brite Roloc Surface Conditioning Disc is a set of 25 coarse grit discs, each measuring 3 inches in diameter. The brown discs feature a Roloc attachment type for easy and secure installation on various surfaces. This product is ideal for automotive paint and rust removal, as well as other types of surface conditioning tasks. With the trusted brand of 3M, you can expect high-quality and durable abrasive discs to help you achieve a smooth and polished finish on your work surfaces.