Fast and easy to use Integrated 4-stage sharpening process with universal compatibility enables a smooth transition from basic sharpening to precision refinement for optimal cutting performance. Ergonomic and reliable handling Specially profiled non-slip grip supports precise guiding of the sharpener and allows effortless one-handed use by seniors and beginners without special knowledge. Efficient edge renewal Precisely restores the original sharpness with a fine-grit for mirror-smooth edges and a coarse-grit for edge shape correction. Double-sided sharpening stones sustainably enhance cutting performance and support versatile use for different blades from kitchen knives to craft tools. All-round versatility Messerpflege for all common blade materials and designed to boost workflows in food preparation and kitchen organization. Use scenarios - Daily kitchen sharpening: revitalize chef knives, paring knives, and utility knives for clean, safe slicing. - Hobby and craft tasks: maintain scissors, box cutters, and craft knives used in DIY or hobby projects. - Independent care: easy, safe one-handed operation makes knife maintenance accessible for seniors or beginners without expertise.