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drill collar vs drill collars

Both 'drill collar' and 'drill collars' are correct, but they are used in different contexts. 'Drill collar' refers to a single piece of equipment, while 'drill collars' is the plural form used when referring to multiple pieces of equipment.

Last updated: March 21, 2024 • 611 views

drill collar

This is correct when referring to a single piece of equipment used in drilling operations.

Use 'drill collar' when talking about a single piece of equipment used in drilling operations.

Examples:

The drill collar is an essential part of the drilling string.
Make sure to inspect the drill collar before starting the drilling operation.

Show examples from the web [+]

drill collar. English | Español. Photograph of drillpipe and drill collars. Prev, Next, Zoom, 1 of 1. 1. n. [Drilling]. A component of a drillstring that provides weight on ...
Mar 4, 2013 ... DRILL COLLAR Heavy Drill string component for adding weight to the bit. Drilling Lessons : - Bit Character - Bit Feature - Bit Hydraulic
At the bottom end of the drill pipe are extra-heavy sections called drill collars, which serve to concentrate the weight on the rotating bit. In order to help maintain a ...
Drill collar has bars of solid steel that are drilled from one end to the other to provide a passage for pumping the drilling fluids through the collar. Collars that are ...

Alternatives:

drill collar assembly
drill collar weight
drill collar connection
drill collar length
drill collar diameter

drill collars

This is correct when referring to multiple pieces of equipment used in drilling operations.

Use 'drill collars' when talking about multiple pieces of equipment used in drilling operations.

Examples:

The drill collars are stacked in the drilling rig.
We need to order more drill collars for the upcoming project.

Show examples from the web [+]

A component of a drillstring that provides weight on bit for drilling. Drill collars are thick-walled tubular pieces machined from solid bars of steel, usually plain ...
Drill collars are thick-wall tubulars machined from solid steel bars and manufactured to specifications to meet and/or exceed API specifications. Our experience ...
E&M Supply Group offers new, used, re-manufactured, and stock drill collars for sale. Drill collar sales comprise about one-third of all product sales for E&M ...
New Slick Drill Collars, 6 1/2"X 2 13/16", 31FT+/-6", 4145H, NC50, Bore back and Relief Groove Pin, Make and break,Phosphated, complete with pressed steel ...

Alternatives:

multiple drill collars
several drill collars
a set of drill collars
various drill collars
numerous drill collars

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