Using a Kershaw Ultra Tek Blade Sharpener, enables having a sharp knife always! It comes handy for all kinds of sharpening needs, be it shears or pocket knives. The 600 grit diamond coated oval shaft is 3.75 inches long and could be used to sharpen any kind of stainless steel blade. Diamond is after all the hardest substance ever known, so we use it in sharpening of any kind of blades. The handle is made of black 6061-T6 aircraft aluminium, thus giving a light weight and toughness. So an Ultra-Tek Sharpener is a must have in your collection! The overall size of the sharpener is 9.5" and it weighs: 2 oz.