Blade Material:T10 clay tempered choji hamon. No HI will be good for heavy cuttingBo-hi (blood groove). The clay ensures carbon does not simply escape during this process.What's more,we are Applying different thicknesses of clay to the edge and spine(back) of the blade respectively(Differential hardening),a beautiful real choji hamon was appeared on the balde result of Differential hardening.
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