3M Cloth Belt 2450A, 240D. An aluminum oxide open coat, non-loading cloth belt constructed on an X-weight, durable cloth backing. Resin bonded for heat resistance 3M Cloth Belt 241D, 331D. An aluminum oxide cloth belt constructed on an X-weight, durable cloth backing. Resin bonded for heat resistance 3M Cloth Belt 270D. An aluminum oxide open coat, non-loading cloth belt constructed on a Y-weight, strong durable cloth backing. Resin bonded for heat resistance 3M Cloth Belt 361F. An aluminum oxide cloth belt constructed on an xF-weight, water resistant polyester cloth backing. Resin bonded for heat resistance. Can be run wet or dry 3M Cloth Belt 461F. An silicon carbide cloth belt constructed on an xF-weight, water resistant polyester cloth backing. Resin bonded for heat resistance. Can be run wet or dry 3M Cloth Belt 707E. A Cubitron abrasive grain cloth belt constructed on a JE-weight, flexible rayon cloth backing. Resin bonded for heat resistance. Features grinding aid for cooler gri