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High-Efficiency Auger Drill Rod
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Auger drill rod diameter range 28-113mm, rod body commonly uses 21-73mm, length 0.5-3m. The rod body is made of high-pressure seamless alloy steel pipe, the spiral blade is a high wear-resistant T-shaped steel strip, which is pre-stressed wound and welded, and the joint is made of high-quality medium carbon alloy steel, vacuum quenching and tempering treatment. It is used for mining, geological exploration, coal seam water exploration and gas drainage drilling operations.
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