Magnetic Pen Holder

thingiverse

Users can store pens, pencils, and dry-erase markers in this simple pen holder with slots for coin-shaped magnets. To use it effectively, you'll need two of these specific magnets: https://www.amazon.com/gp/product/B075WV5HPH/ref=oh_aui_search_detailpage?ie=UTF8&psc=1. When positioned correctly, the magnets will secure themselves in the holder's slots. However, a small amount of glue or putty can be used to provide extra stability if needed.