Is this stone good for flattering my Naniwa's?
I have combinations - Naniwa 1/3K, 3/8K and 10k grit, not flattered yet.
Blue Ceramic Flattening Stone
* 300 grit flattening stone
* aluminum oxide abrasive
* 8" x 2 1/8" x 15/16"
http://i49.tinypic.com/16jfoef.jpg
Japanese Water Stones
Thanks!