Diamond Polyimide Bond Cup Wheel

3M(TM) Diamond Polyimide Bond Cup Wheel 11A2, 4 in x 1-1/4 in x 1-1/4 in, W=1/4, X=1/4, CGD320 R125 BP, 1 per case Diamond particles in a polyimide bond matrix offer high cut rates, excellent abrasive life and temperature resistance in cup wheels in cnc grinding applications, of carbide & non-ferrous materials.