Item Type: Diamond Sharpening Stone Material: Diamond Size: Approx. 150x63mm / 5.9x2.5in Gross Weight: 77g/2.7oz 1DIAMOND: Knife sharpening stone is made of diamond, safe and reliable, not easy to break or discolor, nice wear resistance and corrosion resistance. 2HONEYCOMB 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. 3DURABLE: 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. 4Lightweight: This diamond sharpener stone simple to operate and can be carried anywhere when you have a trip and cannot occupy too much space. 5SUITABLE FOR: Sharpening stone is great for sharpening all kinds of kitchen knives, planer, scissors, garden tools, woodworking tools, ski, and snowboard tuning work, etc.All data are measured manually, and there are certain errors in the measurement results.1 x DiamondSharpeningStone