Product Name |
Company |
| 6 3/4" 171mm IADC537 Tricone Pilot Bit |
hejian yinhai rock bits manufacture co., ltd. |
| 17 1/2" Tricone Pilot Bit Metal Sealed Bearing for HDD Drilling Hot-Selling Product |
hejian yinhai rock bits manufacture co., ltd. |
| 17 1/2" Tricone Pilot Bit Metal Sealed Bearing Hot Selling Product |
hejian yinhai rock bits manufacture co., ltd. |
| 17 1/2" Tricone Pilot Bit Metal Sealed Bearing IADC517 Hot Selling Product |
hejian yinhai rock bits manufacture co., ltd. |
| 17 1/2" Tricone Pilot Bit Metal Sealed Bearing IADC437 Hot Selling Product |
hejian yinhai rock bits manufacture co., ltd. |
| 17 1/2" IADC517 Tricone Pilot Bit Metal Sealed Bearing Hot Selling Product |
hejian yinhai rock bits manufacture co., ltd. |
| 17 1/2" Milled/Steel Tooth Pilot Bit Hot Selling |
hejian yinhai rock bits manufacture co., ltd. |
| 17 1/2" IADC215 Milled/Steel Tooth Pilot Bit Hot Selling |
hejian yinhai rock bits manufacture co., ltd. |
| 6 1/2" HDD Drilling PDC Pilot Drill Bit |
hejian yinhai rock bits manufacture co., ltd. |
| PDC Pilot Drill Bit 6 1/2" 152mm for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| Steel Milled Tooth Bit for Hard Formation 13 5/8" |
hejian yinhai rock bits manufacture co., ltd. |
| Yinhai 13 5/8" Milled Tooth Bit for Hard Formation |
hejian yinhai rock bits manufacture co., ltd. |
| 13 5/8" 346mm Milled Tooth Bit Rubber Sealed Roller Bearing |
hejian yinhai rock bits manufacture co., ltd. |
| 13 5/8" IADC224 Milled Tooth Bit Rubber Sealed Bearing |
hejian yinhai rock bits manufacture co., ltd. |
| 13 5/8" 346mm IADC226 Milled Tooth Bit Rubber Sealed Journal Bearing |
hejian yinhai rock bits manufacture co., ltd. |
| 13 5/8" IADC225 Milled Tooth Bit Rubber Sealed Roller Bearing |
hejian yinhai rock bits manufacture co., ltd. |
| 13 5/8" IADC227 Milled Tooth Bit Rubber Sealed Journal Bearing |
hejian yinhai rock bits manufacture co., ltd. |
| 13 5/8" IADC227 Milled Tooth Bit Rubber Sealed Journal Bearing Gauge Protect |
hejian yinhai rock bits manufacture co., ltd. |
| 13 5/8" IADC124 Milled Tooth Bit Rubber Sealed Bearing |
hejian yinhai rock bits manufacture co., ltd. |
| Steel Milled Tooth Bit for Hard Formation 8 1/2 Inch |
hejian yinhai rock bits manufacture co., ltd. |
| Steel Milled Tooth Bit 8 1/2 Inch |
hejian yinhai rock bits manufacture co., ltd. |
| Steel Milled Tooth Bit 8 1/2 Inch for Water Well Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| Steel Milled Tooth Bit 8 1/2 Inch IADC117/217 for Water Well Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| Hot-Selling Product 8 1/2" IADC437 Tricone Drill Bit/Roller Cone Bit/Button Bit |
hejian yinhai rock bits manufacture co., ltd. |
| Hot-Selling Product 8 1/2" 216mm IADC437 Tricone Drill Bit/Roller Cone Bit/Button Bit |
hejian yinhai rock bits manufacture co., ltd. |
| Hot-Selling Product 8 1/2" Tricone Drill Bit/Roller Cone Bit/Button Bit |
hejian yinhai rock bits manufacture co., ltd. |
| Hot-Selling Product 8 1/2inch IADC437 Tricone Drill Bit/Roller Cone Bit/Button Bit |
hejian yinhai rock bits manufacture co., ltd. |
| Hot-Selling Product 8 1/2" 437 Tricone Drill Bit/Roller Cone Bit/Button Bit |
hejian yinhai rock bits manufacture co., ltd. |
| Hot-Selling Product 8 1/2" IADC537 Tricone Drill Bit/Roller Cone Bit/Button Bit |
hejian yinhai rock bits manufacture co., ltd. |
| Hot-Selling Product 8 1/2inch 437 Tricone Drill Bit/Roller Cone Bit/Button Bit |
hejian yinhai rock bits manufacture co., ltd. |
