spiral drill collar drill pipe manufacturer and supplier
Packaging and Delivery
Drill collars as an important part of drill string. drill collars can supply the drill bit and increase the rigidity of drill string.
Longway company has 3 MTI friction welding production lines and 2 pipe end upsetting production lines. Integrating the production of drill pipes, drill collars, and heavy weight drill pipes, it can produce drill tools of various standards and specifications, and can also process drill pipe hardbanding and internal coating. Longway has a complete product development and reliable quality assurance system, determined to serve the global oilfield drilling industry !
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