... .linear round gui rail & ballscrew Multifunction 4 -axis CNC Engraving Machine ZK-6060 ApplicationsWood ,Metal, Stone,acrylic ,organic glass, ... bed structureCast ironBiggest engraving speed 6000mm/minPower supplyAC220V 50HZ Machine features1. Imported the ball screw and linear round ... Y Z-axis, stable operation, high precision and low vibration.2. NcStudio control system, controlled by desktop computer ...