EddieWalker
Epic Contributor
I've done something similar, but found that the Porter Cable pruning blades work a lot better. My wife loves using them around the yard to prune trees, and I use them all the time to cut roots when trenching or digging footings.
https://www.amazon.com/PORTER-CABLE...way&sprefix=porter+cable+sawz,aps,1058&sr=8-4
https://www.amazon.com/PORTER-CABLE...way&sprefix=porter+cable+sawz,aps,1058&sr=8-4