Manufactured from chrome vanadium steel, hardened and ground jaws with narrow profile for easier access and use in confined areas.

该款工具组套是采用铬钒钢材质制造，坚固耐用。

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Surface hardened steel, copper, aluminum alloy sheet, hard alloy steel, zinc layers, chrome layers, tin layers, surface heat treating and chemical treating materials, etc.

表面淬火钢，铜、铝合金薄板，带钢，硬质合金钢，镀锌，镀铬，镀锡，材料表面热处理和化学表面处理的各种金属材料。

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German hollow-ground hardened steel, high carbon chrome-plated blade.

德国空心地面硬化钢，高碳钢镀铬刀片。

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