Six-party active drill pipe length 59*53*6000 flat square active drill pipe length 65*55*6000 active drill pipe length 71*5.5 active drill pipe length 89*6,
Drive drill rod type Specifications
Hexagonal active drill pipe 59*53*6000
Flat square active drill pipe 65*55*6000
Active drill pipe 71*5.5
Active drill pipe 89*6