Perfect Design: 4-in-1 design with 4-step sharpener. It is divided into special scissor knife sharpening grooves and coarse and fine sharpening grooves to meet your different needs. Good quality: The sharpener includes coarse and fine sharpeners for sharpening knives, including sharpening scissors. This sharpener has an angle adjustment function. Before sharpening the knife, you can adjust the angle according to the type of tool. The best tool: simple and safe operation, no need to use strong muscle power. Simply put the blade into the slot, then gently pull the knife in one direction several times, you can quickly sharpen the damaged or dull knife without damaging the knife. Convenient and durable: the handle shape is ergonomic , suitable for almost all types of knives. The non-slip rubber feet also help prevent the device from slipping during the grinding process and provide a solid and effective grip and ensure safe use. Scope of delivery: 1 * knife sharpener