Buck Knives 97044 EdgeTek Ultra FlipStik Pro Diamond Knife Sharpener 100% diamond coated sharpening surface with tri-sided fin 1200, medium 750, and coarse 325 grit Textured Polypropylene handle with locking system; handle doubles as sheath Oval sharpening steel to accommodate various edge geometries Ultralight weight 3 oz.Overall Length: 9 inchesClosed Length: 5 inches Comes with Buck's Forever Warranty and is Made in the U.S.A.