PenMarker Prusa i3 Adapter Mk2
Free     Thingiverse     R23D2

Pen/Marker Prusa i3 Adapter Mk2:

A nice way to print in 2D with your 3D printer For drawing with this youll need to set the temperature off 30ºC in the gcode and disable the extruder motor M103 at the very beginning Then set it to lift 3mm or so when it does retraction ...

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