3M Cloth Belt, 777F, P180, 5 in x 312 in (127 mm x 7924.8 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 # 7100069412 Backing Cloth Backing Material YF Flexible Polyester Color Orange Dimensions 5x312 Grit 180 Length 312 Inch Width 5 Inch Material 777F Mineral Ceramic Origin Country USA Product Type Narrow 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