General description The Foldable Diamond Knife Sharpener features dual sharpening grits of 400 (thick) and 600 (extra fine), making it ideal for various sharpening needs. Its innovative design allows for easy handling and portability, perfect for kitchen, garden, and outdoor tools. Technical specifications Grits: 400 (coarse) and 600 (extra fine) Foldable design for easy storage and transport Usage Suitable for sharpening Swiss pocket knives, metal knives, scissors, outdoor tools, garden tools, and farm tools No oil or water required for operation Easy to use with diamond surfaces for faster sharpening compared to traditional stones Other information Exquisite design with a concave-convex handle to prevent dislocation and avoid finger bending Folds like a fan for excellent protection against damage