Victorinox Knife Sharpener, Pull Thru, Grey Victorinox has made cutlery in Ibach, Switzerland since 1884. X50CrMoV15 stainless at 55-56 HRC, ground to 15° per side - hard enough to hold an edge through service, soft enough to restore in seconds on a steel. Specifications Brand: Victorinox Product Type: Knife Sharpeners & Steels Blade Material: Stainless steel Blade Finish: Satin polished Origin: Made in Ibach, Switzerland Warranty: Lifetime warranty against material and manufacturing defects Care Dishwasher safe, though hand washing preserves the edge longer Hone regularly on a steel; the softer steel restores quickly Store on a magnetic rack or in a blade guard - not loose in a drawer Why Buy From Hospitality Connect Genuine Victorinox, made in Switzerland Lifetime warranty against material and manufacturing defects Full range of professional knives and kitchen tools available