Multi Purpose Effector, Pen Insert

This is a toolhead insert for the Multi purpose effector
see https://www.thingiverse.com/thing:2645977
With this insert you can put pen, inkt marker, pencil or something else inside the effector.
You can use the Kossel (or other Delta printer) as an plotter

Added the Sketchup design file (Insert V3.01.skp) of a blank insert
With this file you can build you're own toolhead inserts.