... distortion, excellent rigidity and vigorous strength. 2, Precise traveling of Y axis driven by double motor ensures stable performance ... fast speed and strong power. 4, Imported square linear guide rail ensures high accuracy, maximum work load and long service ... Motor3.0kw Water CoolingCollect3.175, 6, 12.7XYZ Guide RailsLinear Square RailTransmissionRack Gear of X.Yaxis, Ball Screw CNC Marble Router