HK186

HK186 Folding knife using ‮ mouth into ‬ 14 c28n sandvik steel, 14 c28n increased ‮ ‬ nitrogen content in both excellent ‮ blade knife ‬ performance, high hardness ‮ and with good ‬ ‮ ‬ corrosive resistance, quality is very good, 60-61 vacuum oil bath heat treatment hardness, high performance, high level of appearance

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