CNC metal bending machine 1)adopt PLC machine 2)interlocution pattern 3)high and smooth performance 4)easy operation CNC ... system:5.5KW4,working pressure of hydraulic system:14Mpa5,punching system:hydraulic driving, stopping to bending6,delivery system ... : servo automatic7,material of punching model:40Cr , nitrogen treatment8,electrical controlling system: PLC, ...