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Product Origin:China
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Description:Features: 1) Size: 2-3/8", 2-7/8", 3-1/2", 4" 2) O.D.: 60.32 - 101.6mm 3) W.T.: 7.11 - 11.4mm 4) Grade: E, X, G, S 5) Standard: API5D 6) Upset type: EU, IU, IEU