... 3.stepper motor 4.high precision Advertising engraving machine with best/factory price ZK-1224Introduction: 1.the whole lathe bed is ... PVC plastic, plexiglass, acrylic, organic glass, marble, granite, aluminium, copper, steel and many other material.Specification: Model:ZK-1224Machine body ... for the whole machine make by factory, 6 months for spindle2.The spare parts sell on cost price, and we will ...