[Upgraded Sharpener]: Our sharpener is divided into three parts: tungsten steel blade for coarse grinding, diamond groove for fine grinding, and ceramic groove for precise sharpening. It is an ideal tool for sharpening kitchen knives. [Anti-slip base] Ergonomic handle can be used safely and continuously. The sharpener's non-slip base has a high-quality TPR pad to prevent slipping. [Widely Used] Our knife sharpener is compatible with almost all kitchen knives. Whether it's a kitchen knife, fruit knife, or various other iron blades, the sharpener can make your blade look brand new. Not applicable to products: ceramic knives, serrated knives or serrated knives. [Easy to use]: Put the blade into the sharpening slot, then push it in one direction and repeat 3 to 5 timers. Do not push the knife back and forth, use only one direction. Movable grinding head is easier to clean, just press the groove and pull it up. [Satisfaction Guaranteed] We provide the best quality manual sharpeners. Our products are inspected and packaged before shipment. You can rest assured that we always regard customer satisfaction as our standard of service. If you have any questions, our customer service team will solve your problem within 24 hours, please rest assured to buy. We are committed to providing you with a better shopping experience Order with confidence 1. Place the sharpener on a flat, stable, clean surface. Hold it firmly. 2. Choose the correct slot according to the material of the blade (metal or ceramic). 3. Place the knife on the heel of the slot. 4. Do not apply downward/vertical pressure, but pass the knife through the slot (only in the forward direction, not the return direction) in the horizontal direction. 5. N Do not sharpen the blade back and forth. If further sharpening is needed, repeat the process. 6. Most dull blades will require you to sharpen them 3-5 times. Specification: Material: Heavy Duty ABS Plastic, Tungsten Steel, Diamond, Ceramic Color: Black Product Size:7.3 x 3.1 x 1.5 inch > Package includes: 1* pencil sharpener