Ceramic Knife Sharpener - Mighty Kirex ⭐ I've kept this since I bought it, without using it. It's a new, unused item. Features & Basic Specifications Features: A quick sharpen before use, anyone can sharpen easily. The ceramic construction ensures the sharpening performance doesn't degrade. The roller-type whetstone reproduces excellent sharpness. Materials: ABS resin, polycarbonate resin, whetstone: alumina ceramic Dimensions (mm): 198 x 52 x 55 Weight (g): 100 Materials: ABS, alumina ceramic Brand: Shimomura Kougyou Item Weight: 93.80g Grit Type: Fine Size: Length 50mm x Width 170mm x Height 52mm Weight: g Materials: Sharpening part/alumina ceramic, Body/ABS resin Country of Origin: Japan