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Water Well Drill Pipe
https://www.weilidadrill.com/products/water-well-drill-pipe/

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The friction welded water well drill pipe is made of high-strength alloy steel and seamlessly connected through friction welding technology. It has the characteristics of strong torsional resistance, wear resistance, and good sealing. Its special thread design ensures quick disassembly and is suitable for deep well drilling operations, effectively improving drilling efficie...  more