Miyabi Birchwood SG2 knives are made from the finest materials delivering high-performance and are exquisite. The blade consists of SG2 micro-carbide steel, one of the hardest high-performing steels on the market creating a 63 Rockwell Hardness. The Damascus clad features 50 layers on each side of the knife blade totaling 101-layers including the SG2 steel core. The blades are Cryodur ice-hardened for enhanced hardness, flexibility and are corrosion resistant. Each knife is hand-finished in the Honbazuke 3-step method, creating a beautiful mirror polished edge. A Katana edge is featured on each knife blade, reminiscent of the legendary Japanese swords, known for superb craftsmanship. The blade is adorned with a Birchwood traditional D-shaped style handle with an intricate mosaic pin, accented with two red spacers and stainless engraved end cap. A prized material for knife handles, Karelian Birch is also the only wood ever used in a Faberge egg. Handcrafted in Seki, Japan with a lifetime warranty.