If you’re reading Hackaday, there’s a good chance you had a rock tumbler in your younger days. Hell, we’d put odds on a few of you having one rumbling away in the background as you read this. They’re relatively simple contraptions, and a common enough DIY project. But even still, this largely 3D printed rock tumbler from [Fraens] is unique enough to stand out.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/04/04/vibratory-rock-tumbler-bounces-on-printed-spring/