9 1/2 Inch Tungsten Carbide Insert Bit IADC 537 With Three Jet Nozzles2018-06-26 11:35:01 |
Tungsten Carbide Drill Bits / Tricone Rock Bit For Medium Hard Formation2018-06-26 11:35:01 |
Tungsten Carbide Rotary Drill Bit 9" FK732G With Air Cooled Open Bearing2018-06-26 11:35:01 |
250mm Tricone Roller Bit IADC 517 Size Customized With Trimming Cutters
Durable Roller Cone Bit , TCI Tricone Bit With Reinforced Gauge Protection
9 1/2 FSA517G Tricone Roller Bit With Sealed Bearing / Journal Bearing
8 1/2" FA537GT , TCI Tricone Bit , Sealed Journal Bearing , With Gage Protection
8 1/2" FA517GT , TCI Tricone Bit , IADC 517 , Rubber Sealed Journal Bearing
9 5/8" FSA517GT Tricone Drill Bit / Three Cone Bit With Trimming Cutter
IADC 435 Tricone Drill Bit / TCI Tricone Bit Blue For Drilling Groundwater
Customized Tungsten Carbide Insert Bit Shirttail Protection For Medium Hard