... 2.ball screw 3.stepper motor 4.high precision Engraving machine for Crafts gifts processing ZK-1224Introduction: 1.the whole lathe bed ... precision is 0.05mm .7.Design software is Art CAM or Type3 , and other CAD/CAM software , control system is NCstudio ... diameter:3.175mm,4mm,6mm,8mm,12.7mmControl system:NCSTUDIO or DSP(USB interface)Command:G code ,u00,mmg,plt,HPGLRunning ...