O-Katana - Black Lion Dog- sx105v Japanese Tool Steel - 31.5 nagasa, choji hamon, 3-shade polish

This is Cloudhammer deep sori O-Katana made from sx105v Japanese alloy tool steel, the differentially hardened in a choji hamon and polished with a 3-color finish. It has a full-wrap samegawa saya and white leather tsukamaki.

With an HRC of 60-61 on the edge and 40 on the back, it has the hardness to hold a sharp cutting edge. Differential hardening limits its flex to 20-25 degrees and impact rating to 15j.

Blade Length:80cm
Sori:  3.0 cm
Tsuka Length:30