Product Number 6451J is a long, 132.0" diamond belt designed for finishing, grinding, and sanding applications on cast iron substrates. It features a 4.0" width and is made of cloth backing material. With a M250 micron grade and green color family, this belt suits bench top motors, manual backstands, cylindrical grinders, and centerless grinders. The black color of the belt complements its green diamond abrasive pattern (B2) and G backing type.