Oil country tubular goods (OCTG) are seamless rolled or welded pipe and tube products that are used for drilling and well completion activities.
Casing (borehole) (67 suppliers)
Casing is a large diameter pipe that is lowered and cemented in place in order to line the borehole of an open well.
Learn more about Casing (borehole)
Drill Collars (63 suppliers)
Drill collars are a component of the drill string that makes up part of the bottom hole assembly (BHA). They are thicker-walled, heavier, and more rigid than drill pipes and are primarily used to weigh down the drill bit while dampening vibration and impact forces.
Learn more about Drill Collars
Drill Pipe (90 suppliers)
Pup Joints (38 suppliers)
Pup joints are non-standard lengths of piping used to adjust the height of full length tubing, drill pipe, line pipe, or casing strings.
Learn more about Pup Joints
Rotary Kellys (23 suppliers)
Rotary kellys are splined or polygonal sections of pipe that mate with the drill string and are driven by the rotary table of a drill rig in order to apply torque to the drill string.
Learn more about Rotary Kellys
Rotary Subs (26 suppliers)
Rotary subs are short sections of API certified threaded pipe used for crossover connections, tool handling, lifting, or other specialty application related to the making and breaking of the drill string.
Learn more about Rotary Subs