Fast honing diamond surface with the realigning function and convenience of a traditional butcher's steel. This diamond sharpening rod has a sanitary black plastic handle with a large guard and a color-coded ring for easy grit designation and hang-up. Rod measures 12￢ﾀﾝ x .375￢ﾀﾝ (304 mm x 10 mm). Fine diamond (25 micron / 600 mesh) for a razor sharp edge Sanitary plastic handle with large guard for safety. Color-coded ring for easy grit designation and easy hang-up. DMT's monocrystalline diamond surface sharpens knives faster than conventional stones. No oil is needed, simply sharpen dry or with water. Durable construction will provide years of consistent performance and reliable service.