... round gui rail & ballscrew Multifunction 4 -axis CNC Engraving Machine ZK-6060 ApplicationsWood ,Metal, Stone,acrylic ,organic ... glass, jade, emerald, jewelry engraving, 3D engraving.... Machine specifications X/Y-axis working area 600 ... travelling speed 8000mm/minLathe bed structureCast ironBiggest engraving speed 6000mm/minPower supplyAC220V 50HZ Machine features1. ...