• Sigmaforge knife is precision forged from a single piece of Zwilling exclusive high carbon stainless steel
• Full tang with curved bolster provides solid grip and balance; comfortable and traditional 3-rivet resin handle
• 57 Rockwell Hardness; 15° blade angle delivers outstanding cutting performance
• Friodur ice-hardened blades are remarkably sharp, stay sharper longer and highly corrosion resistant
• Made in Germany with a lifetime warranty