Originally Posted by
canid
if the edge proves not to be durable enough and your blade is pretty thick i would wonder if it hardened deep enough to begin with. I've heard this shouldn't really be a problem with stock in the knife thickness range, but it is still said to need an ample soak time during the hardening heat to get complete/even hardening. sounds like you're probably fine though, if the inner steel where your edge is skated the file. It looks like a fine blade and of course you know your business.