• Efficient Sharpening: The tumbler knife sharpener are suitable for different types of knives at home, provides fast and efficient rough grinding while also meeting your fine grinding needs
• Double-sided Diamond Disc: The rolling knife sharpener is crafted with the hardest diamonds stones.#400 diamond grinding disc provides fast and efficient rough grinding,#1000 diamond polishing disc provides a refined grinding process
• 4 Angles Base: 15°and 18°grinding angles are suitable for higher sharpness requirements or ultra-fine cutting knives. 20°and 25° grinding angles are suitable for most kitchen knives,outdoor knives and pocket knives
• Magnetic Holder: The base of our rolling knife sharpener kit not only allows you to sharpen different types of knives at multiple angles, but also has a stronge magnets, which allows you to hold your knife firmly attached to the base without moving
• Easy to Use: Choose your angle(15°/18°/20°/25°);then use the magnetic knife base to secure your knife;choose the diamond disc(#400/#1000) and roll the sharpening back and forth until sharp