The trustworthy quality and tradition of these riveted knives is easily visible by the full tang and the full length of solid steel. Classical styling and state-of-the-art technology in blade manufacturing combine to form the TWIN® Pro "S" Series. The experienced chef uses PROFESSIONAL "S". He trusts the quality and tradition of riveted knives. Solid full steel and seamless manufacturing make for safe and reliable handling that will satisfy even the most demanding chef. A traditional ZWILLING J.A. HENCKELS product.