Description: Double Sided: This double sided sharpening stone is great for coarse grinding, effectively solving issues such blade, chipping, and rolling edgesNon Slip: The base of the sharpening stone features a non slip grid design to ensure stability during useEasy to Use: This kitchen tool is simple to operate, just place your knife in the sharpening slot and pull gently. In just a few seconds, your dull knife will be sharp againUniversal: This sharpening stone is suitable for any straight edged knife including kitchen knives, vegetable knives, fruit knives, steel knives, tungsten knives, scissors and moreMultipurpose: Ideal for use in homes, kitchens, butcher shops, restaurants or even outdoor camping and picnics Specification: Material:Diamond Size Chart: Sharpening Stone: 20.3cmx7cm/7.99inchx2.76inchBase:21cmx7.6cm/8.27inchx2.99inch Package Includes: 1x Diamond Sharpening Stone 1Base Note: Please allow slightly errors due to manual measurement and different monitors.