BlizeTec Knife Sharpener: Best 3-in-1 Tactical Portable Pocket Size Pen Shape Knife Sharpener Kit THE ULTIMATE KNIFE SHARPENER: A portable pen shaped device that can be used for sharpening almost any types of knives. The flat edge is used for standard surface items such as survival knife, ceramic kitchen knife and even scissors/pruners. The serrated edge is for serrated knife, and the groove edge is for hook item. PEN SHAPE & LIGHT WEIGHT: Design to fit perfectly into your pocket and nicely held in your palm. Weights only 1.46oz yet flexible to carry around. Avoid the hassle of carrying a heavy sharpener yet enjoying all the benefits of what a standard knife sharpener offers. OUTDOOR & INDOOR FRIENDLY: BlizeTec knife sharpener is catered for all purposes; You can use it to sharpen outdoor tools such as fishing hooks and survival hunting knives. Indoor tools such as kitchen knives, Chef knives, and scissors. A MUST HAVE item for those who is seeking for "flexibility & ease of use" EASY TO USE & MAINTENANCE FREE: This light weight knife sharpener is hassle free and easy to use. The Knife sharpener is 5" long(closed length). The item can be easily kept in the drawer and backpack yet flexible enough to carry in your pocket. The knife sharpener is ideal for all shaped tooling such as profiles, turning and carving tools. ULTRA DURABLE & BUILT TO LAST: The sleek aluminium handle combined with the ultra metal coated diamond rod gives the the sharpener an unique personality. The sharpener can hone any knives in the field within a few minutes. Perfect for backpackers and kichen lovers who appeciate small yet handy tool. Best of all, it is backed by a lifetime warranty. (** Beware of counterfeit, BlizeTec is the SOLE distributor of the BlizeTec knife sharpener.**)