Oboro Knife
NSK KOGYO DIAMOND SHARPENING STONE
With fewer and fewer opportunities for sharpeners to use natural stones, OBORO TOOL was created after more than 18 months of development as an alternative to Natural Stone.
OBORO TOOL is called "natural windstone" because it is made of diamonds and stones mixed with substances found in natural stones. Therefore, just as natural stones do not have a definite grain size, OBORO TOOL , like natural stones, is divided into Chuto-Koma, Chu-Shiage, Shiage, and other grain size levels.
OBORO TOOL works well mainly with Japanese single bevel tools (Kanna planes, Nomi Chisels, etc.).
OBORO KNIFE

Product Type | Diamond Sharpening Stone |
Brand | NSK Kogyo Ltd. |
Size | L 200mm x W 75mm x 26mm |
Abrasive Thickness | 4.5mm + |
Recommended |
Any type of carbon steel kitchen knives |
Grit | #200, 400, 800, 2000, 4000, 6000 |
Take 1-3 Months+ to be Delivered for This Handmade Stone
Currently, back orders are coming in from all over the world, not just Japan, so it is taking time to manufacture. If you wish to order, please place your order in Pre-Order.
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Oboro Knife #200, 4.4mm
Regular price ¥42,000 JPYRegular priceUnit price perSold out -
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Oboro Knife #400, 4.4mm
Regular price ¥42,000 JPYRegular priceUnit price perSold out -
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Oboro Knife #2000, 4.4mm
Regular price ¥42,000 JPYRegular priceUnit price perSold out -
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Oboro Knife #800, 4.4mm
Regular price ¥42,000 JPYRegular priceUnit price perSold out -
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Oboro Knife #4000, 4.4mm
Regular price ¥42,000 JPYRegular priceUnit price perSold out -
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Oboro Knife #6000, 4.4mm
Regular price ¥42,000 JPYRegular priceUnit price perSold out