Cangzhou Great Drill Bit Co.,Ltd
All Products
- 11 1/2"IADC637 TCI bit tricone bit
- high quality 4 5/8”IADC221 Steel tooth rock bit tricone bit
- 38”steel tooth hole opener rock reamer for HDD horizontal directional drilling
- 30”steel tooth hole opener rock reamer for HDD horizontal directional drilling
- 5 7/8"PDC bit
- 9 7/8" Roller cone cutter
- high quality 17 1/2”IADC115 Steel tooth bit
- high quality 17 1/2"IADC637TCI bit
- 800mm steel teeth hole opener HDD drilling tools
- Top quality 17" PDC bit
- high quality 398mm hole opener HDD drilling tools
- 7 7/8“IADC117 tricone bit roller bit steel tooth bit
- 30"hole opener
- 10 5/8"IADC537 TCI bit tricone bit
- 14 3/4”IADC537 TCI bit tricone roller bit
- 38"Hole opener rock reamer
- 3 7/8\"PDC bit for oil&gas ,water well drilling
- 8 1/2" RC PDC bit coring bit
- 17 1/2\"steel tooth bit tricone roller bit
- 12 1/4"IADC637 tricone roller bit rock drill
- full size Customized HDD PDC Hole opener PDC reamer
- 8 1/2" Compression Strength Cone Drill Roller Rock Bit Cutters
- IADC 537 Oil Gas Water Well Drilling Replaceable Single Roller Cone Cutter For Hdd Hole Opener Reamer Bit
- Sanmeul Hard Formation Three Cone Roller Rock Bit Extra Long Hole Drill Bits
- high quality 12 1/4
- Top quality API Standard oil Well Bi-center PDC bit for medium to medium hard compressive and abrasive formation
- 6 3/4”PDC bit
- 12\"PDC bit
- high quality 6 1/2\"IADC637 TCI bit tricone bit roller cone bit
- high quality 229*80mm PDC Coring bit
- high quality 8 3/4
- Top quality 400mm PDC bit drill tool
- 900mm Hole opener and good quality
- 26”hole opener rock reamer for HDD horizontal directional drilling
- high quality 16”hole opener rock reamer for HDD horizontal diectional drilling
- 12\" hole opener rock reamer
- 10 5/8\"IADC537 TCI bit tricone bit for oil well drilling
- Top quality 9 7/8\" PDC bit
- high quality 9 7/8\"IADC537 TCI bit roller cone bit drill bit
- high quality 9 1/2“IADC537 TCI bit tricone bit Tungsten Carbide insert drill bit roller bit