Smith's Diamond Retractable Sharpener is a versatile sharpening tool with a tapered diamond coated end for sharpening serrated knives and gut hooks, and a half-round diamond coated rod for sharpening standard blade edges. There is also a groove for sharpening fish hooks, blade tips and small tools. The tapered diamond-coated sharpening rod is protected by a sturdy aluminium housing with a pocket clip for easy storage. A handy pocket-size tool perfect for fishing knives and hunting knives from class-leading manufacturers Smith's. Available in distinctive yellow and in one size. Retractable sharpening rod Robust aluminium housing Pocket clip for easy storage Designed to sharpen serrated knives, standard knife blades, fish hooks, small tools and blade tips Size: One Size