... effciency.Simpleness processing. CDNZ100 nut welding machine suitable for welding auto nuts.CDNZ100 nut welding machine microcomputer constant ... process control, stable welding current.CDNZ100 nut welding machine three combination bodies, solenoid valve, ... controlled silicon all adopt imported parts.CDNZ100 nut welding machine manual loading and discharging material, clip ...