Check the listing for details. 6-IN-1 EDC Pocket Knife Sharpener Carbide Ceramic Diamond Tapered Tool Sharpener. Condition: New. Listed at 12.89 USD. US Seller, Ship Fast 6 FUNCTION —— 1. No. 1 V-Notch slot (Coarse CARBIDE)-Quickly set a new edge; 2. No. 2 (Fine CERAMIC)-Hone for a smooth finished edge; 3. Tapered diamond rod (Medium 400 Grit) for serrations & gut hooks; 4. Diamond rod with groove for fishhooks; 5. Ferro rod; 6. High-pitched emergency whistle A portable EDC field tactical knife sharpener with built-in lanyard hole, ideal for hunting, camping, outdoor survival use. It also works well for your kitchen chef knife. DURABLE ABRASIVES & SUPERIOR SHARPENING PERFORMANCE —— The CARBIDE and CERAMIC abrasives pass 10,000 times field use test. NEVER WEARS OUT. Preset optimal sharpening angle. VERSATILE & EASY USE —— This pocket knife sharpener not only quickly sharpens very dull or damaged blades, but also hone for razor sharp; Not only for straight edge but also serrated knife. Material —— Featuring coarse tungsten carbide sharpening blades and fine ceramic rods, the unit also comes with a retractable diamond-tapered rod used for deep serrations. Size： Item Dimensions LxWxH3.93 x 1.45 x 0.39 inches Item Weight1.5 Ounces Grit TypeFine