... Industry1. Granite, Marble, Bluestone, Sandstone and other stone engraving2. Hard stone like Granite can be layered engraved to reach 3mm3 ... High precision, Long lifetime.2.The whole machine is made of welding steel, high stiffness, the back table is Steel ... Heavy cutting capacity, high efficiency. 3.Excellent Compatibility: compatible of TYPE3, ARTCAM, CASTCAM, UCANCAM and other CAD/CAM Design ...