... printing machine 1.new steel structure,strong enough 2.watercooling or aircooling spindle,for choose 3.OEM supplied wood printing machineFeatures ... screws, ensures stable and smooth movement of the machine. 2. High power spindle, water cooling/air cooling for choose, ... option gear wheelX, Y Resolution<0.01mmMax Moving Speed 32000mm/minMax Engraving Speed20000mm/minXYZ traveling positioning accuracy0.03 ...