4 Stage Adjustable Angle Knife Sharpener The manual knife sharpener features four stages: the first slot is designed for scissors, while slots 2, 3, and 4 are used for coarse, medium, and fine grinding respectively. This four-in-one knife sharpener allows angle adjustment via a knob, making it easier to sharpen various types of knives. Multi Function This knife sharpener is suitable for a wide range of knives and scissors, including fillet knives, kitchen knives, and pocket knives. It can be used at home, outdoors, or during camping trips. Constructed from high-quality materials, the sharpening slots are made of tungsten steel, diamond, and ceramic stone, while the main body is made of durable ABS plastic. Designed for long-term use, this sharpener offers reliable performance. Easy to Use Hold the knife sharpener with one hand and the knife with the other. Align the knife perpendicular to the sharpening slot, following the direction of the arrow. Pull the knife through the slot 1-2 times to effectively sharpen the blade. Easy to Clean Wipe the main body with a cloth or paper towel after use. Clean the metal blades or ceramic rods with a soft brush to maintain optimal performance. Keep the sharpener dry and avoid exposure to water. Precautions: 1. This knife sharpener is not suitable for serrated knives. 2. Avoid applying excessive force or back-and-forth motions during sharpening to prevent blade damage. 3. Slight discoloration of the ceramic rods or metal blades may occur and is considered normal. 4. Do not immerse in water or place in a dishwasher. Product Specifications: Material: ABS, Tungsten Steel, Diamond, Ceramic Stone Length: 29.5 cm Width: 4.6 cm Height: 7.5 cm Weight: 278 g Package Includes: 1 x Knife Sharpener