... groove&gutter stone cnc router SH-9015Application:Engraving and cutting, engrave on marble, granite, tombstone, jade and other stone material, ... also, glass, plastic, acrylic, metal and other non-metal material Features: ... & frame(supporter)X,Y,Z TransmissionX,Y rack and gear, Z ballscrewGuide railSquare guide railSpindle motorWater cooled ...