Deliver a smooth finish to stainless steel, brass, bronze and other metals with the Merit A/O medium grit TR (Type III) quick-change cloth disc. Suitable for moderately difficult applications, the disc offers an aluminum oxide abrasive that provides strong cutting power. More durable than competitors' aluminum oxide discs, the disc features a Y-weight two-ply polyester backing and coating that offers outstanding durability. This economical medium-grit disc makes a great choice for cleaning, detailing and deburring jobs