Drill Collar

Drill Collar
group name
Drill Collar
Min Order
1 piece
model
Drill Collar
update time
Thu, 21 Jul 2011 14:49:25 GMT

Packging & Delivery

  • Min Order1 piece

Briefing

Drill Collar
Drill Collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension.

Detailed

 

Drill Collar
Drill Collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension.Especially drill collar can keep drill bit centralized and hole track by large rigidity.TIANHE brand drill collars are manufactured strictly from API Spec7-1 and SY5411 standard.