Quote Originally Posted by gugi View Post
it is a natural stone, so the actual grit rating is anything from 1000 to 8000 (look up the grit definition and you'll know why).
but somebody felt it polishes like a 12k synthetic stone (which one I don't know because different 12k hones leave different edge) and few years later that's become part of the common name for the stone.
but in reality it has absolutely nothing to do with 12k grit

one thing is for sure it is a slow natural finishing hone from china.
Ahh, I see what you're saying. The bottom line, though, is that it finishes in the 12k region. And as you said, slowly.