The Scotch-Brite™ Roloc™ HS Blend and Finish Disc is a durable, medium grade aluminum oxide disc designed for conformable blending, deburring, satin finishing or cleaning. It includes a threaded attachment system secures the disc to the holder. Make tough jobs easier. Scotch-Brite™ Discs can help you achieve a burr-free, paintable finish in fewer steps without damaging the base material. The non-woven, open-web, durable construction is designed to resist loading and greatly increase the life of the disc. As a result, you will not have to change it as often.