I enjoy fidget toys alot - and have made several screw-like ones. Rather than having several extra items on my desk I am slowly trying to combine what I can, and thus the fidget pencil holder. I added a 0.2 mm tolerance between the ring and the cup.
Printed well on my ender 3 v2 at:
.12 layer height // no supports // PLA
Created in Fusion 360 - fusion archive and step files also included as well for remixing - as well as the .stls.
The author hasn't provided the model origin yet.