Knife Sharpener Double Sided Pocket Foldable Diamond Sharpening Stone Kitchen Feature: 100% Brand New and High Quality! [ Coarse & Fine Grinding Combo ]  The portable Diamond Folding 5" Knife Sharpener 400/600 Grit features a coarse side, and a fine side. Coarse 400 grit (38 micron) for quick edge setting. [ Portable Folding Design ]  Knife Sharpening surface is the oval-shaped sharpening surface,portable, lightweight with convenient fold & go handles which enclose and protect the diamond whetstone when you not use. [ Space Saving ]  Small but functional, Only 5.12inch length and 1.18inch height. Fit well in your pockets and bags. [ Wide Application ]  Your camping or home kitchen necessit.Suitable for metal knives, ceramics knives, scissors, outside tools, garden tools, agricultural tools,pocket Knife Sharpener. Note: Please dry sharpen, neither oil nor water is needed.   Package included: 1X Diamond Knife Sharpener