Two precision ground, pre-set tungsten carbide blades, quickly and easily allow you to sharpen knives. The two fine ceramic rods are set at a pre-set angle, and will put a polished, final edge on your blade. The sharpening elements are set in an ABS Polymer frame with slip-resistant feet and slip-resistant gripping pads. Compact and lightweight. Includes key ring hole for convenient carrying. Size: 2-5/8" wide x 2-3/4" high.