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Three-flute drill rod
Specifications: φ63*1000mm/φ73*1000mm/φ89*1000mm
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The high-pressure sealed trihedral drill rod joint is made of high-quality alloy steel, with a rod body of R780. It adopts a high-pressure double-sealed structure design and can withstand water pressure above 35MPa. This series of products has become the first choice for deep-hole drilling in soft geological conditions and soft coal seams.
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