long service life and durabe 8 1/2" IADC637 TCI tricone bit/TCI tricone roller bit for oil, gas, mining
|
|
Tricone Dril Bit/Tungsten Carbide Drill Bit2016-06-03 00:03:19 |
5 7/8" Tricone Dril Bit/Tungsten Carbide Drill Bit2016-06-03 00:03:09 |
5 7/8" Tricone Dril Bit/Tungsten Carbide Drill Bit2016-06-03 00:03:09 |
12.5 inch tricone bit Tungsten carbide insert bit with good quality2016-06-03 00:03:09 |
PDC Bit with 3-wing with good quality2016-06-03 00:03:09 |
oil well drilling equipment/tricone bit2016-06-03 00:03:08 |
Tricone rock drill bits/ Bearing tricone bits/ water well drill bit2016-06-03 00:03:08 |
API standard mill tooth tricone bits / steel tooth tricone bits2016-06-03 00:03:08 |
API standard mill tooth tricone bits / steel tooth tricone bits2016-06-03 00:03:08 |
API standard mill tooth tricone bits2016-06-03 00:03:08 |