... and cheap price 3.DSP, USB, Servor 4.CE&ISO, warranty 1 year BD-1325 stone cnc router Specification Model SpecificationBD-1325MWorking ... Ball Screw of Z axisApplications: BD-1325 Granite and Marble cnc router Engraving 3D relief, shade vulture, cutting and drilling on ... pars minimize breakdown rate.6,Configured with water tank and automatic cooling water supply system.7,Overall dust-proof and water ...