J.Noss
ArboristSite Lurker
I will be interested to know if it works with the Tecomec Jolly Star grinder which if I remember correctly is essentially a clone of the Oregon 520-120. (So I'd think it should, but as has been said, manufacturer's tolerances vary so it'll take a test to find out) I've been following the channel Square Cutter on YouTube for awhile now and am interested to try this and will be ordering one as soon as I can