... . lower price 2.high quality 3. can cut metal 4. optional: hyperthern plasma power 5.START control system LD ... deformation, rigidity2,Start control systerm, industrial ARMT processing chip, 7-color LCD display memory, dynamic graphics, fixed-3,point automatic track, ... Fast, smoothly, a key high calibration, easy to operate.4,Generally stepper motor drive, optional servo motor with Taiwan reducer ...