With the EdgeWare V-Slot Knife and Scissors Sharpener it only takes three or four strokes to put a sharp edge on household straight edge knife. The v-shaped sharpening slot incorporates two crossed carbide blades, pre-set at the correct sharpening angle. The scissors sharpener uses a patented floating ceramic rod that adjusts to fit the precise bevel of the scissor blades. A soft grip handle provides a comfortable grip. Carbide sharpening blades are reversible and replaceable.