Two machine heads can process at the same time,can also be used alone,two times inceaseing in efficieney. Two machine heads can process at the same time,can also be used alone,two times inceaseing in efficieney. German double-nut ball screws,importeb guide rall.The adopion of the breakpoint memory,guarantee in the accident (power off) the next day cprocess. Gantry movement,long time no distortion ...