... punching and marking is faster Product feature:1.Quick in-feeding speed, high efficiency.2.Adding 1 energy accumulator on the hydraulic main valve ... saving-material function, so as to process fixed –length angles.5.Closed cutting unit, good rigidity.6.According to customers′request ... , RS232 interface, floppy disk and USB interface JX4014 High Speed CNC Punching Marking and Cutting Machine for Angles