"In the fields of observation chance favours only the prepared mind" - Louis Pasteur

9 Dec 2019

3D tumbler upgrade

Belts were snapping too often. I got a proper drive belt. Friends helped and 3D printed a pulley ti fit the belt.

6 Dec 2019

First tumble

Few weeks and belts later we had some results. They were not spectacular but it was very exciting when we were opening the barrel for the first time. The belts are failing every few days...

24 Nov 2019

Stone tumbler first attempt

I wanted to build a stone tumbler for some time. Here is the first attempt. HDPE food grade barrel, motor from jug blender, plywood, upside-down skateboard, and bike tubes.