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HEJIAN YINHAI ROCK BITS MANUFACTURE CO., LTD.
API 9 7/8" IADC217g 251mm Mt Tricone Bit, Steel Tooth Bit for Water Well Drilling
API 9 7/8" IADC217g 251mm Mt Tricone Bit, Steel Tooth Bit for Water Well Drilling
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Unit Piece(s)
Sample Price US $ 499
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