drill collar

Description: It's made from rolled or forged AISI4145H chrome-molybdenum steel.

drill collar stabilizer
1.best price and best quality
2.fast delivery time
3.certificate:API&ISO
4.best after -sale service...

Drill collar is at the end of the drill stem, it is the important part of the drill tools

1.Low carbon steel,stainless steel
2.First-class reputation from regular customer
3.strict API-7-1 standard
4\Delivery ontime
5\API Sp

Our drill collar connections comply with dimensional requirements specified in API Spec. 7/7-1 and guidelines presented in API RP7G.

High Performance Trenchless Drilling Equipment Drill Collar Providing Weight
 
 
 
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Derun can provide all size spiral drill collar

API Spiral Drill Collars
manufactured as per requirements
Material: AISI 4145H
Factory direct
realiable quality with good service

The production line for the processing and production of oil drilling pipe, mainly divided into three steps, using the upsetting machine.

spiral drill collar

The elevator is the hoisting tools in oilfield drilling service, the handling elevator is designed and manufactured according to API 8A specificaiton

Drilling Tool

Oilfield Manual Tools Drill Pipe, Drill Collar, Casing Slips

4145H,79.4mm,3 1/8 in Outer Diameter Non Magnetic Drill Collar for Oil Drilling Equipment <b

drill collar tubing casing center latch Elevators

Steel Casting HDD Drilling Tools Drill Collar Sub Slider Shackle Pup Joints
 
 
 
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drill collar slips drill pipe slips
1.best price and best quality
2.fast delivery time
3.certificate:API&ISO
4.best after -sale service

1.Standard: API Spec 7-1
2.Material: AISI 4145 H Modified Alloy Steel and Non-mag Material
3.With high quality and steady supply
4.factory direct

Size from 2-3/8" to 5-1/2"

Drilling Tool

Each slip segments are castings with an extra long back to provide maximum support to the circular button gripping elements.

4145H,79.4mm,3 1/8 in Outer Diameter Non Magnetic Drill Collar for Oil Drilling Equipment <b

Safety Clamps , for handing flush joint pipe and drill

Derun non-magnetic drill collar drill collar

API steel pipe, Drill pipes, Drill Collar, Non-dig drill pipe, Non-excavate drill pipe, steel pipe, spiral welded pipe, JCOE submerged arc welded pipe

1.OD:2 3/8"-6 5/8"
2.Grade:E,X,G,S
3.Upset:IU,EU,IEU
4.HB:Arnco100XT,150XT,300XT, Botn1000,3000
5.IPC:TC2000,TK34

1. Top supplier of API non-magnetic drill collar
2. non-magnetic or 4145h material
3. realiable quality with good service

Non-magnetic Drill Collar for oilfield using , Drilling

The Non-magnetic drill collar is made of a kind of low carbon high chrome-manganese alloy steel, material normally is P530 or P550 or higher grades

LUHAI Spiral drill collar