... ball screw 3.stepper motor 4.high precision Popular Organic Glass CNC Cutting Machine ZK-1224Introduction: 1.the whole lathe ... materials, such as wood/MDF, PVC plastic, plexiglass, acrylic, organic glass, marble, granite, aluminium, copper, steel and many other material. ... smoothly)DSP control software(could control the machine withour the computer and omly use this handle)Rotary axis the forth axis ...