Used compaction in Hebei, China

Roller Cone Bits(NG3) for Rock Piling Core Barrel

• Manufacturer: Hebei Solidkey petroleum machinery co;ltd

Cone: 15MnNi4Mo | Arm: 15CrNiMo | Tooth: Tungsten Carbide Inserts | Tooth qty.&diameter: 49 PCS / 14mm | Tooth height: Total height: 23mm/21mm/19mm, inside height: 12mm/11mm/11mm, outside height: 11mm/10mm/8mm |...

Hard Rock Core Barrel Roller Cone Bits NG2(56/9)

• Manufacturer: Hebei Solidkey petroleum machinery co;ltd

Cone: 15MnNi4Mo | Arm: 15CrNiMo | Tooth: Tungsten Carbide Inserts | Tooth qty.&diameter: 56 PCS / 14mm | Tooth height: Total height: 20.3mm,   inside height: 11.3mm,   outside height: 9mm | Tungsten carbide enha...

251mm Roller Cone Bit Replaceable Block For Hard Rocks Drilling HDD Rock Reamers

• Manufacturer: Hebei Solidkey petroleum machinery co;ltd

Hard formations for high compressive strength, such as sandstone, hard shale, dolomite, hard gypsum, chert, granite, etc.

28 Inches No Dig Metal Face Sealed Bearing Roller Cones Hole Opener for Hard Rock

• Manufacturer: ROCA

Hard formations for high compressive strength, such as sandstone, hard shale, dolomite, hard gypsum, chert, granite, etc.

42" HDD Hole Opener IADC637G Metal-face Sealed Bearing For Hard Rock Trenchless

• Manufacturer: ROCA

Hard formations for high compressive strength, such as sandstone, hard shale, dolomite, hard gypsum, chert, granite, etc.

28" HDD Hole Opener IADC637G Metal-face Sealed Bearing For Hard Rock Trenchless

• Manufacturer: ROCA

Hard formations for high compressive strength, such as sandstone, hard shale, dolomite, hard gypsum, chert, granite, etc.

Reverse Circulation Rock Drilling PDC Bit

12 1/4"(311.1mm) iadc637g: 17 1/2" (444.5mm) IADC537G | 8 1/2"(215.9mm) pdc bit: 12 1/4"(311.1mm) PDC Bit | 24" hole opener: 28" Hole Opener | Tricone bit thirds: Replaceable Roller Cone Bits | Pdc bits: Hole Op...

17 1/2" Rock bit

• Manufacturer: ROCA

12 1/4"(311.1mm) iadc637g: 17 1/2" (444.5mm) IADC537G | 8 1/2"(215.9mm) pdc bit: 12 1/4"(311.1mm) PDC Bit | 24" hole opener: 28" Hole Opener | Tricone bit thirds: Replaceable Roller Cone Bits | Pdc bits: Hole Op...

8 1/2 Inches PDC Drill Bit M137 for Very Hard Rocks Drilling

• Manufacturer: Hebei Solidkey petroleum machinery co;ltd

Medium-hard to hard formations with lowcompressive strength , such as hard shale, limestone, sandstone, dolomite, hard gypsum,marble, etc.

8 1/2"(215.9mm) TCI Tricone Bit IADC637G for Hard Rock Drilling

Diameter: 8 1/2"(215.9mm) | Bearing type: Elastomer sealed bearing | Tooth type: TCI(Tungsten Carbide Inserts) | Circulation type: Mud fluid | Thread connection: 4 1/2 reg pin | Rpm(r/min): 80-40 | Wob(kn): 108-...

9 7/8"(250.8mm) TCI Tricone Bit IADC637 for Hard Rock Drilling

• Manufacturer: ROCA

Diameter: 9 7/8"(250.8mm) | Bearing type: Elastomer sealed bearing | Tooth type: TCI(Tungsten Carbide Inserts) | Circulation type: Mud fluid | Thread connection: 6 5/8 reg pin | Rpm(r/min): 80-40 | Wob(kn): 125-...

11 5/8"(295.3mm) IADC537 Medium Rock Drilling TCI Tricone Bit Popular in Middle-Asian Oil Field

• Manufacturer: ROCA

Diameter: 11 5/8"(295.3mm) | Bearing type: Elastomer sealed bearing | Tooth type: TCI(Tungsten Carbide Inserts) | Circulation type: Mud fluid | Thread connection: 6 5/8 reg pin | Rpm(r/min): 120-50 | Wob(kn): 13...

12 1/4"(311.1mm) Conical Inserts TCI Tricone IADC617 Drill Rock Bits

• Manufacturer: ROCA

Diameter: 12 1/4"(311.1mm) | Bearing type: Elastomer sealed bearing | Tooth type: TCI(Tungsten Carbide Inserts) | Circulation type: Mud fluid | Thread connection: 6 5/8 reg pin | Rpm(r/min): 90-50 | Wob(kn): 140...