API Certificated Diamond Oil Drill Bit Matrix Body PDC Drill Bit2022-08-25 16:16:07 |
BQ NQ HQ PQ AW BW HW Drill Rods Drill Pipe For Geological Drilling2020-06-09 14:20:13 |
API Standard REG DTH Drill Rod , DTH Drill Pipe 76mm 89mm 102mm Diameter2022-03-15 15:42:19 |
127-152mm PDC Drill Bit with Steel Body Matrix Body for oil well drilling2020-05-08 15:25:16 |
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API Standard Drill Pipe NQ HQ PQ BQ NW HW PW Wireline Hardened Drill Rod2022-03-15 16:11:13 |
4-1/8" Tricone Roller Bit , Well Drilling Equipment SGS ISO Listed2022-03-15 15:38:40 |