Professional "S" 4.5" Steak Knife is the classic knife for the professional kitchen. It is made of proprietary special formula steel that has been perfected for over 280 years. Combined with the signature ice-hardening technique, this friodur blade is harder, sharper, it will Not stain or chip and they retain its sharpness longer. Honed and hand-finished by the most skilled artisans, the knife's laser-controlled edge is incredibly sharp. The sturdy bolster provides the right balance and acts as a finger guard. Precision-forged from a single piece of solid steel, these three rivet handle knives deliver optimum balance and safe handling. Professional chefs worldwide trust the tradition and quality of these impressive knives.