... ,Z three-axis use square linear rail TK-1325A Engraving Machine CE eatures:1.High-quality spindle, fast rotary speed ... rail, larger load-bearing, longer life time, for CNC equipment, square liner rail has longer life-time and ... , calligraphy plaque, carving of frames.Technical Parameters:Machine ModelTK-1325A CNC Engraving MachineXYZ Guide RailSquare RailX,Y TransmissionRack GearsSpindle Motor3. ...