... proof 4.dust proof Suitable price high speed stone carving machine 1325 Main features of stone carving machine: 1. Linear rails on X ... for big size hard materials such as marble, granite, artificial stone, tombstone, ceramic tiles, glass, etc, can be engraved ... used to work on wood, advertising materials.Parameter of stone cnc router: DescriptionParameterX,Y Working Area1200*2400mmZ Working Area180mm ...