long service life and durabe 8 1/2" IADC637 TCI tricone bit/TCI tricone roller bit for oil, gas, mining
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Oil and Gas Tricone Rock Bits for Hard Rock2016-06-03 00:03:07 |
PDC oilfield drill bit2016-06-03 00:03:07 |
17.5 inch Tricone Dril Bit/Tungsten Carbide Drill Bit for oil drilling2016-06-03 00:03:07 |
10 inch Hard rock tricone drill bit / tricone dril bit have a large stock2016-06-03 00:03:07 |
8inch Hard rock tricone drill bit / tricone dril bit have a large stock2016-06-03 00:03:07 |
PDC coring bit for geological exploration2016-06-03 00:03:07 |
4-wing PDC bit for Coal Mining and Stonework2016-06-03 00:03:07 |
Rotary Drill Bit for Coal Mining and Stonework2016-06-03 00:03:07 |
3-wing PDC Bit for Coal Mining and Stonework2016-06-03 00:03:07 |
IADC 635 Tricone Bits for Water Well and Oil Field2016-06-03 00:03:07 |