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91mm Single Tube Impregnated Diamond Core Bit for Hard Rock Drilling · Deep Sampling · Oil & Gas · Tunnel Engineering

  1. Efficient Hard Rock Penetration – High-grade diamond-impregnated matrix ensures fast drilling and extended service life in extremely hard formations.

  2. Precision Deep Sampling – Single-tube design optimizes core recovery, maintaining sample integrity for geological surveys and resource evaluation.

  3. High Temp & Pressure Resistance – Specially sintered for stability in harsh oil & gas drilling environments.

  4. Tunnel Engineering Solution – Reinforced matrix withstands impact, ideal for continuous tunneling and underground operations.

  5. Universal Compatibility – Standard 91mm size fits most drilling rigs, streamlining setup and boosting efficiency.

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