Originally Posted by
0o.Mark.o0
I might be out of line here, but this is an idea that I've had rattling around in my head. It might be possible that you've done too good of a job honing it. Either a super sharp brittle edge that wears away or you've ground down the striations that help cut. Here's where my weird idea is: it be possible that in either of the two cases, they can still pass all of the tests but when faced with a beard....
Try going back to a 4000 grit and starting all over.
Anyone else had that thought?
Mark