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鉗口優質碳鋼鍛壓,表面鈍化處理,齒部高頻,齒部硬度 55-60HRC, 球墨鑄鐵柄,把柄頭部雙側帶三角眉。
Mobile jaw drop forged with high quality carbon steel, heat treatment with quench and tempering, hardness of teeth is 55-60HRC, handle, globular graphite cast iron, with triangle browns both sides.