The Multi-Sharp® Knife and Blade Sharpener quickly restores a really sharp edge on all smooth-cutting edge blades. It has a super tough Tungsten Carbide sharpening head to re-sharpens knives, even large blunt kitchen knives, plus cleavers, choppers and mezzalunas. The ergonomic hand grip is easy to hold, and fully protects the user's hands. Full instructions included.