The perfect portable knife sharpener and kit accessory. The built-in ceramic polishing benchstone allows this pocket sharpener to be used as a fully functional, stand alone sharpening solution. The smallest, most versatile multi-angle knife sharpener available. Four Sharpening Angles: 17Âº, 20Âº, 25Âº, and 30Âº, carbide slots sharpen in 3-4 strokes, ceramic benchstone for fine polishing, rugged metal construction. Made in USA.