Scotch-Brite(TM) Cut and Polish Disc D5, 4 in x 1 1/4 in x 1/4 in A MED, 10 per case Five discs of strong, durable cut and polish web on a 1/4 in shank for portable tools. Flexible to access hard-to-reach areas. Use for satin or antique finishes, or cleaning. Abrasive mineral: Medium grade aluminum oxide. Color: Tan MOS: 6000 RPM