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HEJIAN YINHAI ROCK BITS MANUFACTURE CO., LTD.
8 1/2" IADC547 Tricone Bit/Rock Drill Bit for MID-Soft Formation
8 1/2" IADC547 Tricone Bit/Rock Drill Bit for MID-Soft Formation
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Unit Piece(s)
Sample Price US $ 899
Total
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