Engineered to ensure a fast, safe method to restore a sharp cutting edge to dull blades, the Edgemate Carbide Knife Sharpener is a must for the kitchen, toolbox, for hunters, fisherman (and women), professionals in the trades and do-it-yourselfers. Precision crafted from 6061 - T2 structural grade aluminum with tungsten carbide sharpening bits set at a 35 degree angle, this tool ensures lightning fast resharpening and a durable edge. The handle is CNC checkered for a secure grip and is hard coated anodized for good looks and corrosion resistance.