... . Use one piece aluminium alloy guide rail, wider and thicker, can ensure it won’t be out of shape.4.Working stability, high ... machines.2,Component parts1,It is made up of the horizontal, vertical guide rails, and host.2, The host part, the MOD ... and stable operation of the CNC system.3, Driven is 1.8 ° stepper motor.4, Horizontal and vertical guide use aluminum core ...