... & fast grinding. More aggressive and efficient. Diamond granite cup wheel:Diamond granite cup wheel is from Xiamen Verich Imp. & Exp. Co ... , polishing pad, grinding pad, profiling wheel, core bit, antique brush, cutting tool, polishing tools, grinding tool, CNC tools and machine ... your requirement. We will reply you asap. Item No.:Diamond cup wheelDiameter:3"(80mm), 4"(100mm), 5"(125mm), 6"(150mm), ...