Product Name |
Company |
| 178mm IADC437/537/637 Tricone Drill Bit for Water Well Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| Pilot Bit TCI Rock Bit 178mm for HDD/Trenchless Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 178mm Pilot Bit TCI Roller Cone Bit for HDD/Trenchless Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| HDD Pilot Drilling 7 7/8 Inch TCI Tri-Cone Bit IADC437/537 |
hejian yinhai rock bits manufacture co., ltd. |
| HDD Pilot Drilling 7 7/8 Inch IADC517/617 TCI Tri-Cone Bit |
hejian yinhai rock bits manufacture co., ltd. |
| HDD Pilot Drilling 7 7/8 Inch TCI Tri-Cone Bit IADC517/537 |
hejian yinhai rock bits manufacture co., ltd. |
| HDD Pilot Drilling 7 1/2 Inch TCI Tri-Cone Bit IADC437/537 |
hejian yinhai rock bits manufacture co., ltd. |
| Trenchless Drilling Pilot Bit Tricone Rock Bit 7 1/2 Inch IADC417/517 |
hejian yinhai rock bits manufacture co., ltd. |
| Trenchless Drilling Pilot Bit Tricone Rock Bit 7 7/8 Inch IADC 517 |
hejian yinhai rock bits manufacture co., ltd. |
| 7 1/2 Inch Milled Tooth Bit Tri-Cone Bit IADC 217 |
hejian yinhai rock bits manufacture co., ltd. |
| Factory Hot-Selling Size Pilot Tricone Bit 12 1/4" for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| Factory Price Hot-Selling 12 1/4" IADC537 Pilot Bit Roller Cone Bit for HDD |
hejian yinhai rock bits manufacture co., ltd. |
| Trenchless Pilot Tricone Bit 12 1/4" IADC537 Factory Price |
hejian yinhai rock bits manufacture co., ltd. |
| HDD Pilot Bit Rock Drill Bit 12 1/4" TCI |
hejian yinhai rock bits manufacture co., ltd. |
| 12 1/4" IADC537 Tricone Bit Rock Drill Bit for Water/Oil/Gas Well /HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| Factory Price Hot-Selling 12 1/4" IADC537 Roller Cone Bit for Well/HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| HDD Pilot Bit Rock Drill Bit 12 1/4" TCI Bits Rubber Sealed |
hejian yinhai rock bits manufacture co., ltd. |
| API Tricone Bit 12 1/4" IADC437 for Soft Formation |
hejian yinhai rock bits manufacture co., ltd. |
| Tricone Bit 12 1/4" 312mm IADC437 with Sealed Journal Bearing |
hejian yinhai rock bits manufacture co., ltd. |
| 12 1/4" 311mm IADC437/517 TCI Tricone Bit, Rock Drilling Bit |
hejian yinhai rock bits manufacture co., ltd. |
| Tricone Drill Bit 12 1/4" 311mm IADC437 for Oil and Other Mineral Mining |
hejian yinhai rock bits manufacture co., ltd. |
| Tungsten Carbide TCI Tricone Drill Bit 12 1/4" IADC637 for Hard Formation |
hejian yinhai rock bits manufacture co., ltd. |
| Tungsten Carbide TCI 12 1/4" Tricone Drill Bit IADC747 for Hard Formation/Oil Well Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 17 1/2" IADC635 Pilot Drill Bit Tricone Bit for HDD |
hejian yinhai rock bits manufacture co., ltd. |
| Trenchless HDD Drilling Tricone Rock Bit 17 1/2" 444.5 |
hejian yinhai rock bits manufacture co., ltd. |
| Pilot Tricone TCI Bit 17 1/2" 444.5mm for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| Tricone Drill Bit/Roller Cone Bit/Rock Button Bit 17 1/2" 444.5mm for Water Well Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| Drill Bit Roller Cone Bit TCI Bit 444.5mm IADC435/535/635 |
hejian yinhai rock bits manufacture co., ltd. |
| 355mm Rock Drill Bit Roller Cone Bit for Soft Formation |
hejian yinhai rock bits manufacture co., ltd. |
| 245mm 9 5/8" Tricone Drill Bit/Roller Cone Bit for Water/Oil/Gas Well Drilling |
hejian yinhai rock bits manufacture co., ltd. |
