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3M 777F Coated Ceramic Aluminum Oxide Disc - Medium Grade - 60 Grit - 20 in Diameter - 11287
3M coated 777F PSA disc uses ceramic aluminum oxide as the abrasive material and has a diameter of 20 in. 3M incorporates this ceramic aluminum oxide material into the PSA disc forming a grit of 60. This product is on a cloth backing, YF weight.