Today I tested a tiller that is mounted to a brush cutter. I was pleasantly surprised by its operation.
Work goes fast and fun.

You can buy the tiller here: https://s.click.aliexpress.com/e/_Dla...

See also:
Briquetting machine:    • Homemade production of cardboard briq...  
Cultivator with Crown Drill:    • Cultivator for brushcutter. New desig...  
DIY scythe cultivator:    • Cultivator for brushcutter. New Proje...