3M Cubitron ll Cloth Belt 947A, 120 X-weight, 3/4 in x 18 in, Fabri-lok. by 3M. Regular price $132.84. Unit price: / per. No Reviews. Available to Order 2x72 Belts 3M Cubitron Ll Cloth Belt 947A, 120 X-weight, 6 In X 48 In, Film-lok 3/4 X 18 Abrasive Belt The ™ Cubitron II Abrasive Belt 947A built with ™ Precision-Shaped Grain cuts metal dramatically faster and cooler, and stays sharp longer than conventional ceramic belts. Its X-weight poly-cotton backing is flexible. This belt is optimized for low and medium pressure applications on stainless steel, mild steels, and aluminum Contains precision shaped abrasive grain coated on a X-weight, poly-cotton backing Đai nhám 3M™ Cubitron™ ll 947A Resin bonded for heat resistance