Master Grade's knife sharpeners and knives are trusted by commercial kitchens around the globe. From our best-in-class electric knife sharpeners to our I.O. Shen Knife Collection, the Master Grade name is synonymous with lasting value. Our advanced technology and commitment to quality keeps professional chefs on the cutting edge of knife innovation so they can keep doing what they do best. Contact us at (800) 997-8898 for more information.