ZWILLING J.A. Henckels presents the Four Star Hollow Edge Rocking Santoku Knife, the global leader in ergonomic cutlery mastery. Precision-forged using the signature Sigmaforge process, this high-carbon stainless steel blade is crafted from a formula perfected over 280 years. The ice-hardened Friodur edge achieves a 57 Rockwell hardness, providing a sharp 10-degree angle that resists staining and chipping. With a seamless transition to the matte black handle, the design offers an intuitive balance for effortless prep. Hand-finished by skilled artisans, this rust-resistant essential brings professional-grade durability to the sophisticated kitchen.