Sumikama Kasumi Diamond Sharpener No. 3301

■About Sumikama
A manufacturer based in Seki City, Gifu Prefecture, established in 1916.
We utilize the tradition of Seki sword making, with over 780 years of history, and exceptional techniques in our cutlery manufacturing technology to produce high-quality knives and household goods.
Since our founding, we have quickly focused on new materials and technologies, always striving for sharpness and functionality in our manufacturing.

■Product Description
You can coarse grind with the ceramic whetstone part and finish grind with the diamond whetstone part. By inserting your knife into each part and moving it back and forth about 10 times, its sharpness will be revived. *For double-edged knives only.
■Dimensions
3.3×18.5×3.9cm
■Weight
87g
■Materials
ABS resin, diamond whetstone, ceramic whetstone
■Usage
Simply set your knife and pull it towards you about 10 times for easy sharpening.
*For double-edged knives only.