鎢鋼螺旋絲攻SOLID CARBIDE SPIRAL FLUTED TAPS FOR NON-FERROUS METALS 材質:K10-6F 硬度:HRA91.5° 適用:於鋁、鎂、鋅、銅等有色金屬及非鐵合金之盲孔加工,可攻至 ...
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