Specification: Item Type: Diamond Sharpening Stone Material: Diamond Size: Approx. 150x63mm / 5.9x2.5in Gross Weight: 77g/2.7oz Package List: 1 x Diamond Sharpening Stone Note: All data are measured manually, and there are certain errors in the measurement results. Features DIAMOND: Knife sharpening stone is made of diamond, safe and reliable, not easy to break or discolor, nice wear resistance and corrosion resistance. HONEYCOMB TYPE: Diamond plate honing stone with smart and Unique honeycomb type design to ensure the grinding process of cuttings will not bump and affect the knife. DURABLE: Diamond sharpening plates are far more durable and easily to maintain than whetstones because they won't be cratered and do not need to be flattened. Lightweight: This diamond sharpener stone simple to operate and can be carried anywhere when you have a trip and cannot occupy too much space. SUITABLE FOR: Sharpening stone is great for sharpening all kinds of kitchen knives, planer, scissors, garden tools, woodworking tools, ski, and snowboard tuning work, etc.