DMT AKEFCX Aligner Diamond Knife Sharpening Kit</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>7-Angle adjustability for a professional edge every time</li><li>Four diamond grits in extra-coarse， coarse， fine and extra-fine</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/41zxQxLKXAL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51N2qx8kN9L.jpg' noproxy></br>