Award-Winning flexible abrasive sharpening belt technology provides fast, safe sharpening regardless of your sharpening ability Consistent - the fixed sharpening guide & flexible abrasive belt create a precision cutting edge every time Versatile - sharpens every knife you own, including serrated blades Abrasive belts & ceramic hone - long lasting, cool cutting, & create a convex edge that cuts better & lasts longer than a flat ground edge. Tapered fine grit honing rod refines smooth edges & easily sharpens large & small serrations Proud to be an American company - Work Sharp is part of Darex, a 4th-generation family owned company in Ashland, Oregon. For over 40 years We have been engineering industry-leading sharpening tools here in the USA.