About This Strong Magnetic Positioning: Multi-angle magnetic guide rolling knife sharpener kit, made of high-quality solid wood, equipped with super strong magnetic base, can firmly fix the knife to prevent sliding. 15° ultra-fine angle is designed for precision knives, 20° can meet the needs of daily kitchen knives. Diamond and ceramic grinding discs: Kitchen knife sharpener is equipped with 400-grit diamond grinding disc for quick repair of the blade, and 1000-grit ceramic grinding disc for fine polishing and burr removal. The two-stage grinding system is suitable for knives of various materials, allowing him to restore the factory sharpness Simple and convenient: Easy knife sharpening kit, just put the knife on the magnetic base and roll 3-5 times to complete the entire sharpening and polishing process. Designed for home users, easy to operate, to get professional-grade sharpening results. Applicable to for All Knife Types: Rolling knife sharpener kit perfectly suited for European chef’s knives, Japanese santoku knives, outdoor survival blades, and more. Whether soft steel or high-hardness professional knives, all achieve optimal sharpness. A must-have tool for chefs and cooking enthusiasts Cleaning: When you notice a visible thin film on the grinding disc after use, don't worry. It's not a sign of the disc surface peeling off. Instead, it's the powder generated during the sharpening process that has accumulated on the disc. Simply use a hard object to remove it, and the disc will return to its original state Overview Material : Wood Brand : BomCot Color : Brown Product Dimensions : 3.5"L x 3.5"W x 2.5"H Item Weight : 1 Pounds Grit Type : Coarse Number of Items : 1 Manufacturer : BomCot UPC : 768795936064