284

• API Factory of Tricone Roller Cone Drilling Bits IADC231 12.25 Inches (311.1mm)

400

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409

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215

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246

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364

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487

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442

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208

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228

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441

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471

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396

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491

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287

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393

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414

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268

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474

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481

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367

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350

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344

• 32mm Tungsten Carbide Insert Taper Cross Bit

405

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444

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248

• CNC Tungsten Carbide Solid Carbide D4/D5/D6/D8 for Metal End Mill Cutters

425

• High Quality Q-Series Reaming Shell

403

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334

• Hard Rock Drilling TCI Tricone Roller Well Drill Bit with Good Price

224

• API Spec 280mm TCI Tricone Drill Bit IADC 535 of Water Mine Drilling Bit

413

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335

• Versatile SDS Hammer Drill Bits for Tough Material Applications 6X160mm

423

• High Quality T45-76mm Drilling Tools Threaded Button Drill Bits for Top Hammer

202

• Tungsten Carbide Step Twist Drill Bits for Cutting Metal and Wood

498

• DIN345 M2 M35 HSS Co Morse Taper Shank Twist Drill Bit for Metal Cutting