... 4.Hiwin linear square guideway 5.DSP offline Stone CNC Engraving Machine ZK-9015 Application1.Suitable ... for natural marble, granite, bluestone, sandstone, artifical stone, tombstone, milestone, ceramic tile, jade, crystal, ceramics, ... , rilievi, handwriting, ancient calligraphy, abrazine colored drawing, flat carving colored drawing, etc on stone,glass, depth can control ...