Miyabi Birchwood Chef's Knife 34373-243 , 9" by Miyabi Save Liquid error (product-badge line 32): -Infinity% $329.95 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Hardening done in a state-of-the-art vacuum furnace Rapid-quenching to room temperature in seconds Cryogenic treatment at -321° F to enhance the corrosion resistance Double tempering to improve toughness Miyabi Birchwood SG2 9" Chef's Knife