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Central cable drill pipe
The central cable drill pipe is an important drilling tool in underground coal mine tunnel directional drilling and geologically controlled directional drilling. It plays an important role in coal mine underground coal seam measurement and gas extraction construction.
The center cable drill rod joint developed by our company adopts a special heat treatment process, which has high strength and hardness and prolongs the service life of the drill rod. The thread adopts a special tooth shape to ensure the safety and reliability of the connection. The main specifications are Φ73×7. Φ71×5.5, Φ95×7, can also be designed according to user requirements.