... phases stepper motorNet Weight400kgOptional partsUp-down worktable, USB Port, Red light pointer,AutofocusApplicable materialAcrylic, crystal, glass, ceramic, marble, metal coating, cloth ... glass, Plexiglass Resin, Acrylic, Woolens, Plastic, Rubber. Ceramic tile, Crystal, Bowler, Bamboo, Marble, Granite, Tile, Delrin, Doublecolor board, Glass, Painted metals, Anodized aluminum ...