... 2.ball screw 3.stepper motor 4.high precision rotary device for advertising engraving machine ZK-1224Introduction: 1.the whole lathe ... iron , and gantry is cast aluminum , working table is aluminum T-slot (height is 20mm).2.X/Z axis is dustproof ... .175mm,4mm,6mm,8mm,12.7mmControl system:NCSTUDIO or DSP(USB interface)Command:G code ,u00,mmg,plt,HPGLRunning circumstance temperature ...