What carbon percentage is best?

 Updated Feb 2026

It depends on your priorities. 0.45% (1045) is toughest and most forgiving. 0.60% (1060) balances performance. 0.95% (1095) delivers the finest edge. T10 (1.0%+) produces the best hamon. There is no single ‘best’ — each level serves different collector goals.

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