Spyderco Forums

Hello. I love Spyderco ceramic benchstones. I have a Medium, Fine, Ultra fine, and 306UF. But there is one problem. Only one. That's Flatness. Many people said their flatness are not good. In particular the medium stone is the worst among them. So I think they need to be flatten if possible. But, Sp...

As you know, Spyderco ceramic stone is show little or no wear over time(Fine & Ultra Fine). I looked for another stone similar to that but I couldn't.

Is Spyderco stone only one that is not worn? How about Chosera or Sharpton Glass stone?