long service life and durabe 8 1/2" IADC637 TCI tricone bit/TCI tricone roller bit for oil, gas, mining
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API TCI tricone bits/button insert bits /roller bits2016-06-03 00:02:53 |
API TCI tricone bits/button insert bits2016-06-03 00:02:30 |
API TCI tricone bits/button insert bits /roller bits2016-06-03 00:02:30 |
17 1/2 inch IADC 517 Series tricone bit for oilfield2016-06-03 00:02:30 |
high quality 17 inch IADC tricone bit tungsten carbide drill bits2016-06-03 00:02:30 |
15 inch Rotary tricone bit (IADC127)2016-06-03 00:02:30 |
13 5/8 inch Rotary tricone bit (IADC517)2016-06-03 00:02:30 |
13 3/4" inch Rotary tricone bit (IADC127)2016-06-03 00:02:30 |
API tricone bit / tricone drill bit2016-06-03 00:02:30 |
12 1/4inch TCI Tricone bit ,Oil Field Drilling Equipments2016-06-03 00:02:29 |