... eliminate innerstress, so the working table is quite strong, stable and durable.2. DSP 0501 control system, USB data transfer, ... of sliders in double rows, support heavy-duty working, strong and durable.5. Imported ball screw, make high precision for ... industry, such as cutting and engraving PVC sheet, hard plastic, acrylic, organic glass, resin, MDF sheet etc.3. Engraving and cut some metal such ...