One tool for multiple areas of application: this Diafold serrated knife sharpener from DMT offers immense added value at your home workshop and leisure craft time. It is ideal for sharpening knives scissors and small tools. Fine grit diamond knife sharpener: The fine diamond knife sharpener with a thickness of 25 microns and a 600 mesh is developed for achieving a razor-sharp edge. Multiple practical uses: The Diafold knife sharpener not only maintains cutting with serrated blades and also serves as mini sharpening steel hook sharpener and conical file. Foldable plastic handles: Furthermore the featured foldable plastic handle protects the sharpener when not in use.Sharpen in a fraction of the time that traditional stones take: Sharpening with this knife sharpener with a diamond layer is quick and easy. No greasy oils are required. You can just sharpen it dry or with water. Solid construction: The DMT knife sharpeners have a solid construction for years of consistent performance and reliable service. Colour: Transparent and silver Handle material: Plastic Dimensions (closed): 12.85 x 3.15 x 1.14 cm (L x W x H) Length (open): 24 cm Rod length: 11 25 cm Diafold fine serrated knife sharpener Also serves as mini sharpening steel hook sharpener and conical file With 1/4-inch to 1/16-inch sharpening cone Fine diamond sharpener (25 microns; 600 mesh) for a razor-sharp edge Foldable plastic handles protect the sharpener when not in use Sharpen in a fraction of the time that traditional stones take No greasy oils required sharpen dry or with water Solid construction for years of consistent performance and reliable service.