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X carriage upgrade for K40 laser engraver FreeCAD by Fujisama | Download free STL model | Printables.com
![I have decided to upgrade my K40 by building a new frame supporting the XY rails and to increase the cutting area to 620mm X 450mm | K40 Laser Cutting Engraving Machine I have decided to upgrade my K40 by building a new frame supporting the XY rails and to increase the cutting area to 620mm X 450mm | K40 Laser Cutting Engraving Machine](https://i.ytimg.com/vi/_MojfHjxDUU/maxresdefault.jpg)
I have decided to upgrade my K40 by building a new frame supporting the XY rails and to increase the cutting area to 620mm X 450mm | K40 Laser Cutting Engraving Machine
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