The Work Sharp Knife & Tool Sharpener is designed to sharpen every knife you own. Using flexible abrasive belts, the sharpener is able to hone not just straight-bladed knives, but also curved knives, tanto blades, filet knives, serrated knives, gut hooks and virtually any other shape of knife blade. This sharpener will also work on other common tools including scissors, axes and hatchets, mower blades, garden shears, shovels, and most any tool with a blade.