1:Save electricity 2:Environmentally friendly 3:Digital control 5:safety voltage controlled Zhengzhou Gou's New Quenching machine tool For Valve, Cylinder Main configuration:1, CNC system control;2, Stepper motor drive;3, Ball screw drive;4, Cylinder linear guide rail, ball slider sliding;5, AC variable speed motor drive sprocket chain, the light bar to rotate the workpiece;6, AC gear motor drive ...