Thank you for coming to our shop, I hope it is to your satisfaction Category: Grindstone Material: Adamas Amount: 1Pc Category: 400/1000Grit Peculiarity: High Hardness, Rectangle, Durable, Knife Sharpener Size: 15cm x 6.3cm x 0.1cm/5.91" x 2.48" x 0.04" (Approx.) Instructions: This grindstone is made of natural materials, well-polished and refined. Applicable range: domestic cutter, professional chef knife, outdoor knife, folding knife, chisel, collecting cutter, carving knife, sushi cutter, all kinds of super hard cutting tools. Wear-resisting, not easy to make scratches. Kindly Remind: Due to light and display, there may be slight differences between the picture and the actual color of the product. The color is subject to the goods received. In addition, please allow slight size difference due to manual measurement. High quality, assured choice is guaranteed! Package Contains: 1 x Grindstone