Search:

The naniwa 12k superstone has smaller particles than the norton 8k and from what I could tell on tools was a bit finer. It definitely put a much brighter polish on tools and had a smoother feel. I...

10mm or 20mm thicknesses are available on the base (for the superstones), at least that's what they were when I bought one a long time ago.

You have to do a lot of razor restoring to go through...