3M Cloth Roll, 464W, grade 320, 8 in x 150 ft (203.2 mm x 45.72 m) The 3M Cloth Roll 464W is an abrasive sanding cloth used to create discs and belts for use on stainless steelIt is made with a tough, Y-weight cloth backing and features closed coat construction for consistent sanding actionThis silicon carbide abrasive with embedded cork particles and a water-resistant backing make this roll an ideal product for wet applications such as finishing and polishing. Product Information Brand 3M Part # 7100109255 Backing Material Cloth Color Black Grit 320 Length 150ft Width 8 Inch Material 464W Mineral Silicon Carbide Origin Country USA Product Type Sanding Rolls Product InformationCork particles embedded in the grain help deliver a bright polishFlexible cloth material conforms to contoured parts for consistent finishingResin bonding resists deterioration from heat, extending the life of the abrasive clothSilicon carbide mineral provides an aggressive cut and a consistent, fine finishWater-resistant material allows for easy debris removal and for use with liquid coolants