Manufacturer number: 820612 Universal knife sharpener by Hendi Product features: - has 3 pairs of sharpening stones, allowing for sharpening all types of knives, including ceramic knives - ergonomic handle ensures comfort and safety of the user - should not be used for sharpening serrated blades or scissors Parameters: - length: 200 mm - width: 46 mm - height: 75 mm Set includes: - knife sharpener