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 ...

There are few tasks quite as laborious as sanding and polishing. Any job that takes a lot of time and elbow grease is a prime candidate for mechanical help, and this one is no exception. At the ...

In this video, I demonstrate how a vibratory tumbler can effectively clean or finish small parts with minimal effort. Different media types are used for specific applications like removing paint, rust ...

I made a Vibratory Tumbler , that I called "The Cyclone" , from scrap plywood ,a pc fan and some bolts. The whole project is in this video and I made it very explanatory ,so that you can do it at home ...

In order to turn a rough semiprecious stone into a beautiful piece of art, there are generally two options. You could wait a few hundred or even thousands of years for water and sand to polish the ...