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HEJIAN YINHAI ROCK BITS MANUFACTURE CO., LTD.
45 Tungsten Carbide Inserts Teeth IADC637 Piling Single Roller Cone/Roller Bit/Core Barrel
45 Tungsten Carbide Inserts Teeth IADC637 Piling Single Roller Cone/Roller Bit/Core Barrel
Quantity
Unit Piece(s)
Sample Price US $ 229
Total
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