Gokumyo stones are universal and can be used to sharpen knives of any steel including high carbon

Suehiro Shiramine 6000 sharpening stones are used for finish sharpening knives on Hapstone and Edge Pro knife sharpeners

Maximum length of flat-end stones: 154 mm

Boride recommends Golden Star series stones as the best choice to work with high carbon steel

19 15 silicone mat back-in-stock Gokumyo stones are universal andHapstone Silicon Mat is a meticulously crafted tool designed to enhance the sharpening process, offering ultimate comfort and convenience. With dimensions of approximately 19. 7" x 15. 7" (500x400 mm), its spacious working surface easily accommodates glass plates, measuring tools, full size stones, or stone holders for manual sharpening. With ample room to organize sharpening accessories like slurry stones, Nagura stones, and cleaning tools, the