A hand-held sharpener tool for a knife or similar implement comprises a unitary body having first and second sections; sharpening elements mounted in the first section; the second section being located rearwardly of the sharpening elements and comprising an elongated handle on an upper side of the body, and an elongated hand guard extending rearwardly of the sharpening elements, the hand and the hand guard forming an elongated ring rearward of the sharpening elements with sufficient space for a user's fingers to extend between the handle and the hand guard. The sharpening elements can be provided to sharpen/deburr either a two-sided blade such as a knife blade or a one-sided blade such as a scissors blade.