Rail-riding roto dump truck. 0:41 video:
https://www.youtube.com/watch?v=-tOSSj_58RY
Previously:
https://www.homemadetools.net/forum/...976#post100391
https://www.homemadetools.net/forum/...814#post111682
https://www.homemadetools.net/forum/...256#post101112
https://www.homemadetools.net/forum/...374#post135259
https://www.homemadetools.net/forum/...215#post101010
https://www.homemadetools.net/forum/...068#post134220
https://www.homemadetools.net/forum/...970#post120026
https://www.homemadetools.net/forum/...991#post125196
