Tractor-mounted stump grinder.
https://www.youtube.com/watch?v=cW45sFJU9kk&t=10s
Previously:
https://www.homemadetools.net/forum/...878#post179299
https://www.homemadetools.net/forum/...037#post171972
https://www.homemadetools.net/forum/...651#post170545
https://www.homemadetools.net/forum/...733#post167318
https://www.homemadetools.net/forum/...917#post152808
https://www.homemadetools.net/forum/...102#post138134
