... Auto PCB Punching Machine 2, Table Size: 780*1380mm 3, Operation Mode: Steppe 4, Working Voltage: AC380/50Hz or AC220/50Hz Auto PCB ... DSP system6, Weight300kgIntroduce:1) Lathe bed is cast wholly and firmly and will not deform;2) Imported ball screw rod ... excellent performance, quick speed, stable operation, and large cutting movement to ensure long and safe operation;4) Frequency conversion water- ...