1.Drive Motors: Stepper system 2.Engrave Marble, wood, arylic, PVC, ABS board, imitation stone, metal, Aluminum etc. ... , Z StructureRound orbit(Optional: change Y axis to square orbit), Ball screw (Y axis double nuts) Control systemComputer control (optional: DSP ... door etc.l Advertising industry: engrave and cut various signboards, marble, copper, mold, font. And various metal sign, brand.l Craft ...