Improving the Pen Module (Pen Plotter Upgrade)

I modify the pen module so that it can hold bigger pens and plot some cool spirographs. The plotter is a heavily modified EleksLaser A3. #CNC #DIY #PenPlotter #Spirograph ~~~~~ Music: Aquarium by Kevin MacLeod Link: https://incompetech.filmmusic.io/song/5738-aquarium License: https://filmmusic.io/standard-license