Sharpening with diamonds is fast and easy. No messy oils needed-sharpen dry or with water. Durable construction will provide years of consistent performance and reliable service. The item "DMT Dia-Sharp Diamond Card-Size Sharpener (Fine) D3F" is in sale since Friday, May 25, 2012. This item is in the category "Business, Office & Industrial\Hand Tools\Knife Sharpening".The seller is "buybrandtools" and is located in Sheffield, South Yorkshire. This item can be shipped worldwide.