... :1.Quick in-feeding speed, high efficiency.2.Adding 1 energy accumulator on the hydraulic main valve block oil way, ... technology, servo motor in-feeding, with high efficiency, stable workpiece precision.8.Key electric, hydraulic and pneumatic components are all imported, ... keyboard, RS232 interface, floppy disk and USB interface JX4014 High Speed CNC Punching Marking and Cutting Machine for Angles