Vincent Professional Razor， Clipper， Knife， Blade Sharpening Hone Stone - # 500/800 Grit sides<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>This traditional Japanese method is ideal for and finishing blades to razor-sharp edges</li><li>500 Grit (Rough Grinding) Return edges to their original shape (Darker Side)</li><li>800 Grit (Fine Finishing) Smooth and polish cutting edges (Lighter Side)</li><li>Double sided stone DOES NOT require pre-soak (just add water)， Dimension: 7 7/8’’ x 1 7/8’’ x 7/8’’</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41DffQPI12L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41YgCwYeJ0L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/414dZ4Bl1mL.jpg" noproxy>