Tsuboman Atoma #140 Diamond Sharpening / Lapping Stone Its handle is made of

Its handle is made of reinforced black wood

Blade Height at Heel: 50MM

Due to its traditional production process and strict quality standards

Hardness: 63–64 HRC

Pisau seri Kumo (Awan) merupakan karya kolaborasi antara master blacksmith Takumi Ikeda dan pengasah legendaris Shibata Takayuki dari Takefu Knife Village

Tsuboman Atoma #140 Diamond Sharpening / Lapping Stone Its handle is made ofAtoma Economy #140 Diamond Plate (by Tsuboman Made in Japan) The Atoma Economy #140 Diamond Plate by Tsuboman is a durable and efficient sharpening tool designed for heavy duty work. Unlike traditional whetstones or ceramic stones, diamond plates do not wear down, dish, or require flattening over time. They also dont need water, making them easy to use and maintain. Using a special patented dispersion technique, Atoma diamond plates prevent clogging