The Work Sharp Pivot Plus Knife Sharpener is a fast, easy and effective way to sharpen any knife you own. Convex Carbide sharpening blades quickly restore a sharp edge; while the fine grit ceramic rods hone the edge to factory level sharpness. Pivot-Response sharpening blades follow the curve of the blade when sharpening making it easier and more consistent. Tapered Diamond Rod is ideal for touching up serrations or fine edge tools and has a groove for sharpening fishhooks. Compact size easily stows in your pack, pocket, tool or tackle box.