Specification of friction welded drill pipe

Drilling tools for water and gas exploration and geological exploration in coal mines. The geological drill pipes we produce include conventional drill pipes in coal mine tunnels, exploration drill pipes below φ Φ89mm for oil drilling and down-the-hole drill pipes used in mine drilling. Product parameter length: 1m, 1.5m, 2m, 3m, 4.5m, 6m geological drill pipe friction welding drill pipe specifications, models and uses customized price.