very dull 320. Fresh 320 is no good and the higher grit stuff changes so fast it’s useless. I like a 320 belt that’s worked a hard wood like cocobolo and picked up a bit of burn. It makes a sharpening belt that I can use in just 1 pass on each side to get what I want.
The main difference I have noticed between a hollow grind and an angle is that the hollow dulls much faster.
Or just several grades of sandpaper and a flat surface like a piece of glass. (A mouse pad works well for getting a convex surface.) Cheaper, and less chance of overheating the metal if you’re inexperienced or unobservant (like me).
I love Bahco tools. I have a Bahco saw, a Bahco scraper, and two sets of Bahco screwdrivers (best I’ve ever owned). Pity that Snap-On bought them.
It was a gift, super snooty famous name high-end German (Austrian?) kitchen knife, but badly hardened brittle piece of crap. I’ve broken the tip off twice. So now I hammer it into walls to start cuts in old plaster
I think that’s the most cost-effective way to get a truly perfect angled edge. This is an 1.5" Wm Butcher framing chisel: