Diamond Serration & Knife Sharpener. 4 1/2" overall. Millions of monocrystalline diamonds resharpen serrations quickly and precisely. The unique triangular design features two radius sizes to provide for sharpening both large and small serrations. Also sharpens all plain blades and features two groove sizes for sharpening fish hooks, darts, ice picks, scribes, awls and other pointed instruments. Hang packaged.
