... backward, speed governing and so on.6, System has power failure of memory function and back parameter ... and automatic perforation cutting function.7, System has manual and electric going up and down ... System can store 30 files, and each file can 2000 lines. U dish can be stored 2GB.12, High-speed 16-bit ... , ensure reliable and stable operation of the CNC system.3, Driven is 1.8 ° stepper motor. ...