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刀頭合金結構鋼 (Cr-V、Cr-Mo 可選 ),堅固耐用。整體熱處理,刃口高 頻感應淬火,刃口硬度 58-62HRC,刀片上偏心連接螺栓調節刃口間隙, 剪切硬度≤ 30HRC。
American type, drop forged blades with high quality carbon steel, heat treatment, drop forged adapter, hardness of cutting edges is 56-61HRC, easy adjustment, cutting ability ≤ 30HRC.