The wetstone to keep all your Nipponblades sharp.
The wetstone of Nipponblades comes directly from Japan and is the stone to keep the Santoku, Nakiri, Yanagiba and Petty knife sharp. The stone is double-sided and has a 1000 grit (red), and 3000 grit (yellow) side. The higher the number, the finer the grains of the stone. By ordering a manual is added, herein is step by step shown how to sharpen your knife with the wetstone.
1 inch (25 millimeters)
6.9 inches (175 millimeters)
2.2 inches (55 millimeters)