... with multi-functions like engraving, cutting, milling, drilling, etc.Engraving and cutting, engrave on marble, granite, tombstone, jade and other stone ... CAM and other design software. Can control the completion of multi-dimensional 3Dprocessing, and can do fast, smooth, 3d ... original coarse pitch precise rubbing screw rod.7.Equipped with standard America industrial aviation plugs links, soft metal ...