Imanishi Fixing Stone #220

Porous aluminum oxide stone for flattening and resurfacing whetstones. It is recommended to use a conditioning stone (nagura) after flattening finer stones (4000 and up).

2.6" (65mm) wide x 1.25" (31mm) tall x 8.2" (205mm) long

Made by Imanishi in Kyoto, Japan.