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Hebei Ruishi Bits Manufacturing Co., Ltd
China Manufacturer Sale Quality 8 1/2'' (215.9mm) 5 Blades PDC Drill Bits for Well Drilling
China Manufacturer Sale Quality 8 1/2'' (215.9mm) 5 Blades PDC Drill Bits for Well Drilling
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Unit Piece(s)
Sample Price US $ 99999
Total
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