This Japanese Samurai Sword Katana is made of damascus folded steel. The blade has been repeatedly heat treated and hand forged to remove impurities, it has been folded 13 times with 8192 layers. The clay temper process combines the characters of toughness and flexibility and results in a genuine hamon (temper line). The blade is full tang and hand sharpened, suitable for battle. The combination of the quenching and the clay cover creates a significant temperature difference in the Ha of the bla..