... drive the main shaft and advanced subsection control system with stepping motor drives the frame. 3) Utilization of parts with high precision ... .1-12.1mm 2) Speed: 250-850RPM 3) Motor: servo motor x 1, stepping motor x 2 4) Memory: up to 2,000,000 ... )2. With or without auto trimming, Motor Type (Panasonic or Dahao Servo Motor, or Clutch/Induction Motor)3. Computer Model (if cant, let ...