Angle grinder lawnmower. By WolangQueen TV. 8:33 video:
https://www.youtube.com/watch?v=xBvCV8aIkSQ
Previously:
https://www.homemadetools.net/forum/...113#post157487
https://www.homemadetools.net/forum/...868#post163982
https://www.homemadetools.net/forum/...008#post149161
https://www.homemadetools.net/forum/...563#post136147