"NAKAYAMA", Tennen Toishi (Japanese Natural Whetstone). Ground layer "TOMAE" 1245g Okubo Professionals prefer this case for

Professionals prefer this case for its durability and long-lasting shape

resulting in exceptionally sharp cutting performance

Width of Blade : 50mm(2

Spine Thickness: 3mm(0

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"NAKAYAMA", Tennen Toishi (Japanese Natural Whetstone). Ground layer "TOMAE" 1245g Okubo Professionals prefer this case for"NAKAYAMA", Tennen Toishi (Japanese Natural Whetstone). Ground layer "TOMAE" 1245g Specification Size: Original size: Length approx. 220mm x Width approx. 82mm x Thickness approx. 31mm Weight: 1245g Use: Finishing of blades Origin: Kyoto Features: This is a natural whetstone from Nakayama, known as the best natural whetstone. Nakayama's characteristic is its fine grain and tightness, which allows for sharpening of blades. Furthermore, it is a