DMT WS4F 4-Inch  Mini Diamond Ski & Snowboard Stone Fine</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Superior diamond sharpening stones</li><li>Legendary quality</li><li>Made in the USA</li><li>Quick edge repair anywhere</li><li>Fine diamond  for a razor sharp edge.</li><li>Sharpens knives faster than conventional stones with DMT's monocrystalline diamond surface</li><li>No oil is needed-sharpen dry or with water</li><li>Durable construction will provide  years of consistent performance and reliable service</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/5156liFnSDL.jpg' noproxy></br>