Naniwa Flattening Stone is a specialized abrasive stone designed to level the working surface of whetstones. During the sharpening process, stones wear unevenly, which leads to the appearance of depressions and...

The Naniwa Rust Eraser (Gray) is a coarse abrasive block designed for effective removal of visible and aged surface rust from knives and carbon-steel tools. This flexible PVC-based block with aluminum oxide...