8-in. Hollow Edge Chef's Knife sturdy, heavy knife with broad, strong blade and fine cutting edge. The all rounder for professionals and hobby chefs that cleans vegetables, minces herbs and chops. The workhorse of all knives. Also known as the cook's knife. Knife handle is rocked up and down with one hand while the fingers of the other hand rests lightly on the back of the blade. Hollow edge allows for extra thin cutting. J.A. Henckels TWIN Pro "S" knife series features trustworthy quality and classic 3 rivet styling admired by professional chefs and hobby cooks alike. The sturdy feel and perfect balance ensures a professional cutting experience every time. TWIN Pro "S" features knives in a variety of styles to handle all kitchen cutting tasks. The ergonomic, 3 rivet handle design of the TWIN Pro "S" series features durable Novodur handles perfectly bonded to the full tang. The balanced super bolster provides weight and adds balance for safer and more professional cutting.