Versatile and professional grade, the Work Sharp Original Knife & Tool Sharpener is the first sharpener of its kind built for virtually every knife you own. The Original Sharpener is designed for straight bladed knives, curved knives, tanto blades, serrated knives, filet knives, gut hooks and more. Professional-quality flexible abrasive belts ensure fast and razor-sharp results every time, in the convenience of your own home.Two precision angle guides are included, a 50° guide for hunting and outdoor knives, and a 40° guide for thinner blades and kitchen knives. The Original Sharpener works for nearly any tool with a cutting edge, including axes, hatchets, garden shears, mower blades, shovels and scissors*. Your knives and cutting tools will be always be ready when you need them.