Rehabbing a Small Incannel Gouge

Back in February I got this small incannel gouge at a tool show. I cleaned it up and sharpened it at the time, but I didn't really put it through its paces until recently. When I sharpened it, I knew something wasn't right. I just couldn't seem to get a good consistent edge. It sat on a shelf until this week waiting for me to look more deeply into it.New Haven Edge Tool Co.The curve of the gouge is part of a 9/16" diameter circle (9/32" radius). The cutting edge measures 7/16" corner to corner. The handle is clearly a user-made job, and it had come loose while I was working on it, so I made a new one.When I tried sharpening the gouge, something wasn't right. The wire edge that forms would get too large and end up flaking off more metal than it should have. One time, when I finally got a good edge, I tried to cut some wood and the edge just crumbled.Result of using the gouge lightly. Can you see the chip in the edge?I figured the tool had lost its temper somewhere along the line. So I…