... screw 3.stepper motor 4.high precision rotary device for advertising engraving machine ZK-1224Introduction: 1.the whole lathe bed is cast ... marble, granite, aluminium, copper, steel and many other material.Specification: Model:ZK-1224Machine body:Whole cast ironGuideway:XYZ-axis use cylinder ... ,Gmail and phone call.We also have many other size machine for you like ZK-6090 600*900mm. ZK-1212 1200*1200mm ...