Always use a high quality steel by BergHOFF for your top quality knives. These sharpening devices are exactly made to match the steel of the blades and guarantee an optimum result. Be sure to maintain a 20° angle from tip to handle over the complete length of the blade. The speed of the process has no impact on the result. Material: High Quality Stainless Steeldimension: 19x4x2Use & Care Instruction:Hand-Wash RecommendedWarranty:Limited LifetimeProduct Id: 2211486
