Pen Plotter for CNC table

This is a pen plotter that can use a sharpie or standard Ink pen for use on a CNC table. Router or Plasma either clamped or with holes drilled for machine screw mounting to the Z axis assembly. It used 8 MM shafts and 8 mm linear bearing (plastic type). mounting holes and set screw holes to be taped 10X 32 machine threads. 8 MM shaft length is 3.5" and a small spring is used for applying writing pressure with the Z axis downward movement. writing or art work can be developed using Inkscape or a CAD program for DFX checking.
Here is a similar mount I developed fitted on Plasma torch shown in this video
https://drive.google.com/file/d/1MQ2Oyua1hZzk8_Ma8_r75wrSLriglG-i/view?usp=sharing