Miyabi Birch Chef's 8"

Authentically Japanese in design, each knife features 101 layers of steel—50 layers clad on each side of the Cryodur-hardened SG2 microcarbide steel core—forming a delicate Damascus pattern with a Rockwell hardness of 63.Each blade in the Birchwood collection is hand-honed using a traditional three-step honbazuke process. It’s sharpened twice on whetstones with custom grits, followed by mirror polishing on a leather wheel.The genuine hamon edge—a visible line where flexible outer layers and incredibly hard core layer meet—is reminiscent of legendary Japanese swords. A hamon edge is a sign of superior craftsmanship.The D-shape of the natural Masur birch handle creates a comfortable grip and ensures tireless cutting, even with frequent use. Handle features an intricate mosaic center pin, red detailing, and engraved endcap. 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 Traditional 3-step Honbazuke hand-honed edge Fully rounded spine Karelian (Masur) Birch handle      • Mosaic pin      • Two red spacers      • End cap with logo 34373-203