J.A. Henckels 35666-000 Twin Pro S 7-PC Block Set Type: Cutlery Sets Features: Sigmaforge one-piece precision-forged construction: Provides perfect geometry, high precision, and improved stability of the blade and steel structure, thus improving cutting-edge retention for lasting sharpness. Laser-controlled edge: Is sharper and stays sharper longer. Has a more consistent blade angle. Friodur ice hardening: Maximum no-stain properties and more blade strength. Improved resistance to corrosion and pitting. Super bolster: Provides weight, insures safety, and adds balance. Full visible tang construction: Provides proper balance and greater strength. High-carbon no-stain steel, an exclusive J.A. Henckels formula: Nonstaining, nonrusting. Precision honed: Is sharper and stays sharper longer. Triple-riveted Novodur handles: Durable, strong, and smooth, these comfortable handles are perfectly balanc...