API Spec 9-1/2" Drill Collar
Min.Order: 1 Piece/Pieces
1.Standard: API Spec 7-1
2.Material:NOn-mag material
3.length:9.150-9.450m
4.With high quality
5. steady supply
[Manufacturer, Trading Company]
China (Mainland)
API 8C 150 Tons Drill Collar Dolly Link Adapter / Raiser for 5" elevator
DC-type Drill Collar Dolly Link Adapter / Raiser for 5" elevator
[Manufacturer, Trading Company]
China (Mainland)
Heavy Weight Spiral Drill Collar Drilling Equipment For Oil And Gas API Standard
Spiral Grooved Drill Collar for oilfield using , Drilli
API Standard Non-Magnetic Short Drill Collar/ Non-Magnetic Pony Collar
Min.Order: 1 Piece/Pieces
Our Short Non-magnetic Drill collar(SNMDC), also known as Non-magnetic Pony Collar, which is simply a shortened version of a steel drill collar and us
API 7-1 Standard Drill Collar
Min.Order: 1 Piece/Pieces
Material: 4145H, 4145H Mod, Non Magnetic
Type: Slick Drill Collar, Spiral Drill Collar
Size: 3 1/8" - 14"
Hardbanding: ANRCO 100 XT, 200XT, 300XT.
[Manufacturer, Trading Company]
China (Mainland)
API Spiral Grooved Drill Collar for Oil Well Drilling Oil Country Tublar Goods
Min.Order: 1 Piece/Pieces
Spiral Grooved Drill Collar
[Trading Company, Distributor/Wholesaler]
China (Mainland)
API Petroleum 9-1/2" Spiral Drill Collar
Min.Order: 1 Piece/Pieces
1.Standard: API Spec 7-1
2.Material:NOn-mag material
3.length:9.150-9.450m
4.With high quality
5. steady supply
[Manufacturer, Trading Company]
China (Mainland)
Non-mag material 11" API KW-11" DRILL COLLAR
Min.Order: 1 Piece/Pieces
1.Standard: API Spec 7-1
2.Material:NOn-mag material
3.Length:9.150-9.450m
4.High quality with best price
5. Steady supply...
[Manufacturer, Trading Company]
China (Mainland)
API 4145H NC44-62 oil drilling spiral drill collar
Min.Order: 1 Piece/Pieces
1.standard:API7-1
2.OD:3 1/8"-11"
3.Length:5"-31"
4. Material: AISI 4145H
5. Standard: API...
[Manufacturer, Trading Company]
China (Mainland)
API 7-1 Standard Drill Collar drilling tools
Min.Order: 1 Piece/Pieces
Material: 4145H, 4145H Mod, Non Magnetic
Type: Slick Drill Collar, Spiral Drill Collar
Size: 3 1/8" - 14"
Hardbanding: ANRCO 100 XT, 200XT, 300XT.
[Manufacturer, Trading Company]
China (Mainland)
API 3-1/8"-11" Petroleum Drill Collar
Min.Order: 1 Piece/Pieces
1.Standard: API Spec 7-1
2.Material: AISI 4145 H Modified Alloy Steel
3.Export Percentage: 95%
4.Supply Ability: 1000 sets per month
[Manufacturer, Trading Company]
China (Mainland)
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