... DSP controlling, stepper motor Max engraving speed: 60000mm/min Max cutting speed: 50000mm/min Repeating location: 0.01mm Minimum character: Chinese ... shell etc.c. advertisement:double color board,acrylic engraving and cutting,label engraving,crystal etc.d. model industry:sand table ... ,toy etc. g. other industry : marble,granite,glass,crystal engraving,paper/greeting card cutting etc.Samples: