OBORO KNIFE
| Product Type | Diamond Sharpening Stone |
| Brand | NSK Kogyo Ltd. |
| Size |
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| Abrasive Thickness |
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| Recommended |
Any type of carbon steel, Semi-stainless steel and Japanese carbon steel (Blue/Aogami, White/Shirogami, Yellow/Kigami, SK4, Tamahagane etc) |
| Grit |
Rough Sharpening: #200, 400, 800 For Polishing, Hakuto series #1500 or higher is recommended. |