YN-1218 stone cnc engraving machine 1 Taiwan linear rails,Germany ... 3 cost-effective YN-1218 stone cnc engraving machine is professional 3D CNC machine for stone engraving with cost ... 3.0kw (optional)Collect3.175, 6, 12.73.175, 6, 12.73.175, 6, 12.7XYZ Guide RailsLinear Square ... RailLinear Square RailLinear Square RailTransmissionRack Gear of X.Y axis, ...