Cheap diamond profile emery wheel for cnc machine Grinding hard alloy & other tools; Durable,wide range,less heat OEM is ok. Specification ... emery wheel for cnc machineGrinding hard alloy and other tools;Durable,wide range,less heat,sharp,Passed ISO9001:2000 ... be used for semi-atuo, external circular, plane, unintentionally, tools, cutting, notching and free grinding.AdvantageWe are a professional ...