1. machine applies high precise and preloaded cross roller guideway2. The feeding of the workpiece frame and the reciprocation of the grinding frame are both driven by MR AC3. Using high rigidity electric spindle,Website:://.zys-bearing.com, the speed of which is regulated through frequency converter4. Using the sleeve type work spindle, the speed of which is regulated through frequency converter.5. Equipped with Japanese PLC system, featuring easily operating and self-diagnosis function6. Enclosed machine guard