Buck EdgeTek Bench Stone Diamond Sharpener Grit 100-Percent diamond coated sharpening surface with medium 750 single side grit with bench platform Ultra light weight 4.6 oz. Finger grips for ease of use with one hand Protective case included Overall size: 7.6 x 4 x 0.82-Inch Comes with Buck's Forever Warranty and is Made in the U.S.A.