Rod hook:

Terms Related to Rod hook

• Hook load

  The weight of the drill stem that is suspended from the hook.

• Weight indicator

  An instrument near the driller's position on a drilling rig that shows both the weight of the drill stem that is hanging from the hook ...

• Hook

  A large, hook-shaped device from which the swivel is suspended. It is designed to carry maximum loads ranging from 100 to 650 tons (90 to ...

• Bail

  1. A curved steel rod on top of the swivel that resembles the handle, or bail, of an ordinary bucket, but is much larger. Just ...

• Wall hook

  A device used in fishing for drill pipe. If the upper end of the lost pipe is leaning against the side of the wellbore, the ...

• Hook-wall packer

  A packer equipped with friction blocks or drag springs and slips and designed so that rotation of the pipe unlatches the slips. The friction springs ...

• Neutral

  Position of the rig's weight indicator where hook load is zero.