3M Cloth Belt, 777F, P150, 5/16 in x 11 15/16 in (8 mm x 303.2 mm) The 3M Cloth Belt 777F features a blend of 3M Ceramic Abrasive Grain and aluminum oxide for increased durability and cutting efficiency and is suitable for moderate stock removal to finishing operationsThe heavyweight cloth backing supports high-pressure applications, works well on heat-sensitive metals, and can be used in wet or dry applications. Product Information Brand 3M Part # 7100076498 Backing Cloth Backing Material YF Flexible Polyester Color Orange Dimensions 5/16x11-15/16 Grit 150 Length 11-15/16 Inch Width 5/16 Inch Material 777F Mineral Ceramic Origin Country USA Product Type File Belts Product Information3M ceramic aluminum oxide grain blend surpasses aluminum oxide abrasives in cut rateDurable ceramic/aluminum oxide blend achieves long lasting performanceDurable resin bond resists deterioration from heat, extending the life of the beltHeavyweight polyester backing supports high-pressure, tough applications and can be run wet or dry