Iridium® SR is a premium finessing abrasive used in the finest finishing stages of automotive refinishing and collision repair as well as in transportation vehicle manufacturing. This smaller .87” (22 mm) size keeps repairs as small as possible. Featuring a stable and robust backing and efficient silicon carbide grains, it performs consistently on sanding clearcoats and topcoats as well as on composites processing. The slurry coating allows for a scratch pattern that is easy and fast to polish out and leads to excellent quality consistency. Use with Mirka’s ergonomic cordless sanders, the Mirka® AOS130-B and AROS150-B and 1079H-R backup pad.