By A Mystery Man Writer
Affordable Rock Tumbler : 12 Steps (with Pictures) - Instructables
DIY: Wet Media Tumbler (Pic Heavy) Indiana Gun Owners - Gun Classifieds and Discussions
NZ Hunting and Shooting Forums
guns
One dollar wet tumbler
How I made a wet tumbler for cleaning brass: - The Firing Line Forums
Wet tumbling formula
Building A Vibration Tumbler On The Cheap
Made a thrifty brass tumbler. I'm told you guys would like it over here. : r/reloading