I use pedestrian domestic whetstones and oil stones (from Arkansas, I believe), but agree you can tell so much about the knife by how it feels and the residue i

I use pedestrian domestic whetstones and oil stones (from Arkansas, I believe), but agree you can tell so much about the knife by how it feels and the residue it leaves. My Grandfather taught me how to do it, and it makes me a bit wistful when I take my pocket knife to the stone.