3M™ 60440106593 UTILITY CLOTH SHEET 314D 9"" X 11"" P280 GRIT ALUMINUM OXIDE INDUSTRIES INCLUDE MARINE METALWORKING MRO. APPLICATIONS ARE BLENDING CLEANING CONTOUR FINISHING DEBURRING RUST REMOVAL. OUR 3M™ UTILITY CLOTH SHEET 314D FEATURES A CLOSED COAT ALUMINUM OXIDE ABRASIVE BONDED TO A DURABLE CLOTH BACKING SUITABLE FOR BLENDING CLEANING CONTOUR FINISHING DEBURRING AND RUST REMOVAL ON ALL METALS AND PAINTS.