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Alloy Steel Oil Well Drilling Tools Crossover Sub, Forging Part, Machinery Parts

Alloy Steel Oil Well Drilling Tools Crossover Sub, Forging Part, Machinery Parts
1).Material Capabilities:SteelMild steel, Carbon steel, 4140, 4340, Q235, Q345B, 20#, 45#, etc.Stainless SteelSS201,...

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