Product Name |
Company |
| HDD Drilling Tricone Pilot Drill Bit 6 1/2" Metal Sealed Bearing |
hejian yinhai rock bits manufacture co., ltd. |
| 6 1/2" IADC637 Tricone Pilot Bit Metal Sealed Bearing |
hejian yinhai rock bits manufacture co., ltd. |
| 6 1/2" IADC637/737 Tricone Pilot Bit for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 6 " 152.4mm IADC637/737 Tricone Pilot Bit for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 5 1/2" 140mm IADC737 Tricone Pilot Bit for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 6 1/4" 158.75mm IADC537 Tricone Pilot Bit for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 150mm 6 Inch IADC437/537 Tricone Pilot Bit for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 6" 152mm IADC537/437/517 Tricone Pilot Bit for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 6inch 152mm IADC537/437/517 Tricone Pilot Bit for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 6 1/8" 156mm IADC537/437/517 Tricone Pilot Bit for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 168mm 6 5/8" IADC537/437/517 Tricone Pilot Bit for HDD Drilling |
hejian yinhai rock bits manufacture co., ltd. |
| 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. |
