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Management Certification

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<1 Million USD 2.5 ~ 5 Million USD 5 ~ 10 Million USD 10 ~ 50 Million USD 50 ~ 100 Million USD

No.of Employees

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about drill stem sub

Technological Innovation
Reliable Supply Chains
Substantial Manufacturing Capabilities

drill stem sub50+ factories verified

Jiyuan City East Heavy Industry Co., Ltd.

·Manufacturer/Factory & Trading Company

Drill Stem Accessories Lifting Sub Lift Subs

Drill Stem Accessories Lifting Sub Lift Subs

US$200.00-30,000.00

2-7/8-Nc23 Drilling Tools Lifting Subs

2-7/8-Nc23 Drilling Tools Lifting Subs

US$200.00-30,000.00

2-7/8-Nc26 Drilling Tools Lifting Subs

2-7/8-Nc26 Drilling Tools Lifting Subs

US$200.00-30,000.00

3-1/2-Nc31 Drilling Tools Lifting Subs

3-1/2-Nc31 Drilling Tools Lifting Subs

US$200.00-30,000.00

1/4

Mudanjiang Kaidi Petroleum Machinery Co., Ltd.

·Manufacturer/Factory & Trading Company

Saver Sub Connect Drill Stem

Saver Sub Connect Drill Stem

US$170.00-500.00

High-Performance Lifting Sub for Enhanced Oil Extraction

High-Performance Lifting Sub for Enhanced Oil Extraction

US$170.00-500.00

Durable Reversing Sub for Optimal Drilling Efficiency and Performance

Durable Reversing Sub for Optimal Drilling Efficiency and Performance

US$250.00-1,000.00

Premium Reduced Section Sub Rotary Subs From China

Premium Reduced Section Sub Rotary Subs From China

US$170.00-500.00

1/4

Dongying Tianrui Petroleum Technology Co., Ltd.

·Manufacturer/Factory & Trading Company

API Downhole Connection Rotary Straight Crossover Drill Stem Sub

API Downhole Connection Rotary Straight Crossover Drill Stem Sub

US$80.00-200.00

Advanced High-Performance Lifting Sub with Durable Tubing Solutions

Advanced High-Performance Lifting Sub with Durable Tubing Solutions

US$150.00-300.00

150 Pieces(MOQ)

Drill Pipe Collar Drilling Tools Crossover Drill Bit Sub Lifting Sub

Drill Pipe Collar Drilling Tools Crossover Drill Bit Sub Lifting Sub

US$80.00-100.00

Drilling Fishing Rig Top Drive Tubing Connection Saver Sub

Drilling Fishing Rig Top Drive Tubing Connection Saver Sub

US$80.00-200.00

1/4

GPE Oil Machinery Co., Ltd

API Crossover /Drill Stem Subs API 2 3/8" Reg Pin Box Drilling Crossover Sub for Downhole Use

API Crossover /Drill Stem Subs API 2 3/8" Reg Pin Box Drilling Crossover Sub for Downhole Use

US$79.00-100.00

API Drill Pipe Float Valve with Plunger and Flapper Type for Oil

API Drill Pipe Float Valve with Plunger and Flapper Type for Oil

US$799.00-900.00

API Integral Baffle Plate Drill Pipe Float Valve Flapper Type Plunger Type

API Integral Baffle Plate Drill Pipe Float Valve Flapper Type Plunger Type

US$799.00-900.00

Float Valve (Flapper Type Check Valve)

Float Valve (Flapper Type Check Valve)

US$799.00-900.00

1/4

UPET GROUP CO., LTD.

·Trading Company

Crossover /Drill Stem Subs for Downhole Use

Crossover /Drill Stem Subs for Downhole Use

CH125 Swivel/CH150 Rotary Swivel/Drilling Swivel Upet

CH125 Swivel/CH150 Rotary Swivel/Drilling Swivel Upet

CH125 Swivel/CH150 Rotary Swivel/CH200 Drilling Swivel Upet

CH125 Swivel/CH150 Rotary Swivel/CH200 Drilling Swivel Upet

Drilling Power Swivel for Oil and Gas Workover Rigs

Drilling Power Swivel for Oil and Gas Workover Rigs

US$30,000.00

1/4

Shandong Rosenwell Petroleum Technology Co., Ltd.

Oil Petroleum Drill Stem 8'' Passive Crossover Sub Crossover Subs 6 5/8 '' Xt54 in Drilling for Drilling

Oil Petroleum Drill Stem 8'' Passive Crossover Sub Crossover Subs 6 5/8 '' Xt54 in Drilling for Drilling

API 5CT 5-1/2 Btc X 6-5/8 Ltc Pin X Pin L80-9cr Crossover Sub Crossover Sub for Oil Well Drilling Pipe

API 5CT 5-1/2 Btc X 6-5/8 Ltc Pin X Pin L80-9cr Crossover Sub Crossover Sub for Oil Well Drilling Pipe

API 2 3/8" Reg Pin * Box Crossover & Subs for Sale

API 2 3/8" Reg Pin * Box Crossover & Subs for Sale

Customized Crossover Coupling Oil Drilling Drill Pipe Crossover Sub

Customized Crossover Coupling Oil Drilling Drill Pipe Crossover Sub

1/4

Shandong Yacheng Petroleum Technology Co., Ltd.

·Trading Company

a Pi 7 P550/P350 Non-Magnetic Crossover Sub for Drill Collar Bottom Drilling

a Pi 7 P550/P350 Non-Magnetic Crossover Sub for Drill Collar Bottom Drilling

US$800.00-2,000.00

P530/P550 Non-Magnetic Crossover Sub Drill Collar Sub

P530/P550 Non-Magnetic Crossover Sub Drill Collar Sub

US$800.00-2,000.00

Type G Downhole Tools Drill Pipe Float Valve and Float Valve Sub

Type G Downhole Tools Drill Pipe Float Valve and Float Valve Sub

US$500.00-800.00

HDD Drilling Tools Sub Saver Drive Chuck

HDD Drilling Tools Sub Saver Drive Chuck

US$100.00-300.00

1/4

Dongying Lake Petroleum Technology Co., Ltd.

·Trading Company

Driling Stem Valve Float Valve Float Sub

Driling Stem Valve Float Valve Float Sub

Drilling Stem Tools Safety Valve Float Valve 1r to 6r

Drilling Stem Tools Safety Valve Float Valve 1r to 6r

7K Drilling Stem Tools Float Valve G Type/F Type

7K Drilling Stem Tools Float Valve G Type/F Type

7-1 3-1/2 If Pin X Box Saver Sub to Extend Kelly Life

7-1 3-1/2 If Pin X Box Saver Sub to Extend Kelly Life

1/4

DONGYING LIANHUI PETROLEUM TECHNOLOGY CO.,LTD

·Trading Company

Driling Stem Valve Float Valve Float Sub

Driling Stem Valve Float Valve Float Sub

US$330.00-380.00

Circulating Sub with Drill Pipe Thread

Circulating Sub with Drill Pipe Thread

US$1,200.00-1,700.00

Manufacture Quality Casing Circulating Sub

Manufacture Quality Casing Circulating Sub

US$1,200.00-1,700.00

Oil Drilling Tools Float Valve Sub Downhole Tools Float Valve Sub

Oil Drilling Tools Float Valve Sub Downhole Tools Float Valve Sub

US$330.00-380.00

1/4

TIANHE OIL GROUP HUIFENG PETROLEUM EQUIPMENT CO., LTD.

·Manufacturer/Factory & Trading Company

Float Valve Sub for Driling Tools Avoid Blowout of Drill String in Driling Operation API 7-1

Float Valve Sub for Driling Tools Avoid Blowout of Drill String in Driling Operation API 7-1

US$200.00-500.00

Circulating Sub for Providing Drilling Fluid Circulating and Connected Between Kelly and Casing or Casing and Hose, API 7-1

Circulating Sub for Providing Drilling Fluid Circulating and Connected Between Kelly and Casing or Casing and Hose, API 7-1

US$100.00-1,100.00

API Lifting Sub, Saver Sub, Straight Sub, Reduced Section Sub, Rotary Sub

API Lifting Sub, Saver Sub, Straight Sub, Reduced Section Sub, Rotary Sub

US$200.00-30,000.00

API 7-1 Thread Sub Saver

API 7-1 Thread Sub Saver

US$1,000.00-1,200.00

1/4

Cangzhou JW Petroleum Machinery Co., Ltd.

Crossover Subs with If Fh Thread

Crossover Subs with If Fh Thread

US$65.00-300.00

7-1 Standard Oilfield Drill Collar Sub and Crossover Sub for Sale

7-1 Standard Oilfield Drill Collar Sub and Crossover Sub for Sale

Adaptor Sub, Crossover Sub with If Fh Reg Thread

Adaptor Sub, Crossover Sub with If Fh Reg Thread

New Crossover Sub for Drilling with 3% Discount

New Crossover Sub for Drilling with 3% Discount

US$65.00-360.00

1/4

Goldenman Petroleum Equipment Co., Limited

·Trading Company

Threaded Lifting Sub for Drill String and Oilfield Tools

Threaded Lifting Sub for Drill String and Oilfield Tools

US$150.00-1,500.00

API Certified Lifting Sub for Oilfield Rig Handling Equipment

API Certified Lifting Sub for Oilfield Rig Handling Equipment

US$150.00-1,500.00

Heavy Duty Lifting Sub for Drill Pipe and Drill Collar Handling

Heavy Duty Lifting Sub for Drill Pipe and Drill Collar Handling

US$150.00-1,500.00

Durable Lifting Sub for Casing and Tubing Running Operations

Durable Lifting Sub for Casing and Tubing Running Operations

US$150.00-1,500.00

1/4

Shandong Seaco Machinery Equipment Co., Ltd.

a Pi 5dp High Quality Drill Pipe Tool Joint/Drill Pipe Sub

a Pi 5dp High Quality Drill Pipe Tool Joint/Drill Pipe Sub

2 7/8" Drill Pipe Tool Joint/Drill Pipe Sub

2 7/8" Drill Pipe Tool Joint/Drill Pipe Sub

4 1/2" Kxj Type Fishing Bumper Subs

4 1/2" Kxj Type Fishing Bumper Subs

3 1/2" Well Drilling Hexagonal Square Kelly Pipe Kelly Rod 4145 H

3 1/2" Well Drilling Hexagonal Square Kelly Pipe Kelly Rod 4145 H

US$3,000.00

100 Pieces(MOQ)

1/4

Dongying Zhaoxin Industry and Trade Co, Ltd.

·Manufacturer/Factory & Trading Company

Cross-Over Joint Adapter Crossover Sub

Cross-Over Joint Adapter Crossover Sub

Oilfield Eue Thread Adapter Tubing Crossover Sub

Oilfield Eue Thread Adapter Tubing Crossover Sub

Oilfield Drilling Crossover Sub Reduced Section Sub

Oilfield Drilling Crossover Sub Reduced Section Sub

Tubing/ Casing Pipe Crossover/X-Over Sub

Tubing/ Casing Pipe Crossover/X-Over Sub

1/4

Puyang Zhongshi Group Co., Ltd.

·Manufacturer/Factory

API Oilwell Wholesale Drilling Bit Crossover Sub with Competitive Price

API Oilwell Wholesale Drilling Bit Crossover Sub with Competitive Price

US$436.00-467.00

Good Price Cheap API Oilfield Drill X-Over Sub Adapter From China Manufacturer

Good Price Cheap API Oilfield Drill X-Over Sub Adapter From China Manufacturer

US$436.00-467.00

API Oil Drilling Tool If Reg Fh Drill Pipe Crossover Sub

API Oil Drilling Tool If Reg Fh Drill Pipe Crossover Sub

US$436.00-467.00

API Oil Downhole Tool 6 5/8" Reg Drilling Bit Sub

API Oil Downhole Tool 6 5/8" Reg Drilling Bit Sub

US$436.00-467.00

1/4

Dongying City Kenli District Jinxiu Petroleum Machinery Co., Ltd

·Manufacturer/Factory & Trading Company

Rotart Subs for Oild Drilling Saver Sub Lift Sub

Rotart Subs for Oild Drilling Saver Sub Lift Sub

US$20.00-150.00

Intensifier Hydraulic Jar Intensifier API 7-1 Yjs

Intensifier Hydraulic Jar Intensifier API 7-1 Yjs

US$2,500.00-8,500.00

Bumper Sub Hydraulic Drilling Jar API7-1

Bumper Sub Hydraulic Drilling Jar API7-1

US$3,000.00-12,000.00

API Ibop for Drill Stem, Inside Bop, Drop-in Check Valve

API Ibop for Drill Stem, Inside Bop, Drop-in Check Valve

US$100.00-1,000.00

1/4

Shijiazhuang Weilida Prospecting Machinery Co., Ltd.

Pin Box Drill Pipe Crossover Sub Standard 2 3/8 Reg to 2 3/8 If for Connecting Water Well Drilling

Pin Box Drill Pipe Crossover Sub Standard 2 3/8 Reg to 2 3/8 If for Connecting Water Well Drilling

US$15.00-300.00

Standard Drill Pipe Tool Joint/Drill Pipe Sub for Oilfield 2 3/8 Reg to 2 3/8 If

Standard Drill Pipe Tool Joint/Drill Pipe Sub for Oilfield 2 3/8 Reg to 2 3/8 If

US$15.00-300.00

Customized Seamless Steel Core Tube Casing Drilling Tool for Well Drilling

Customized Seamless Steel Core Tube Casing Drilling Tool for Well Drilling

US$50.00-100.00

High Quality API 2 7/8 If Thread 6.1m Length Ingersoll Rand T4 Water Well Drilling Rod Drill Pipe

High Quality API 2 7/8 If Thread 6.1m Length Ingersoll Rand T4 Water Well Drilling Rod Drill Pipe

US$300.00-500.00

1/4

Weifang Sheng De Petroleum Machinery Manufacturing Co., Ltd.

·Manufacturer/Factory & Trading Company

High Temperature Oil Resistant Drilling Crossover Sub for Petroleum Equipment Customization

High Temperature Oil Resistant Drilling Crossover Sub for Petroleum Equipment Customization

US$20.00-50.00

Petroleum Equipment for Nc56 Drilling Crossover Sub

Petroleum Equipment for Nc56 Drilling Crossover Sub

US$20.00-50.00

Oilfield Equipment for Geological Exploration with High Temperature Motor Rubber

Oilfield Equipment for Geological Exploration with High Temperature Motor Rubber

US$20.00-50.00

Petroleum Equipment for Nc31 Drilling Crossover Sub

Petroleum Equipment for Nc31 Drilling Crossover Sub

US$20.00-50.00

1/4

Jianhu Jinji Import and Export Co., Ltd

·Trading Company

API 7-1 Circulating Crossover Sub/ Saver Sub for Oil Well Drilling

API 7-1 Circulating Crossover Sub/ Saver Sub for Oil Well Drilling

US$56.00-80.00

Qjz Type Mechanical Drilling Jar for Downhole Tool Oil Extraction

Qjz Type Mechanical Drilling Jar for Downhole Tool Oil Extraction

US$8,000.00-9,000.00

Short Catch Overshot 150 Series Retractable Slip Drilling Tool for Fishing

Short Catch Overshot 150 Series Retractable Slip Drilling Tool for Fishing

US$450.00-780.00

API Drilling Rig Accessories SL135 SL225 Swivel with Spinner for Oilfield

API Drilling Rig Accessories SL135 SL225 Swivel with Spinner for Oilfield

US$2,200.00-4,500.00

1/4

Shijiazhuang Jimai Machinery Equipment Technology Co., Ltd.

Mechanical Jarring Tool Fishing Bumper Sub Type Kxj Fishing Bumper Subs

Mechanical Jarring Tool Fishing Bumper Sub Type Kxj Fishing Bumper Subs

US$1,750.00-1,780.00

Downhole Tools Hydraulic Drilling Jar/Super Fishing Jar

Downhole Tools Hydraulic Drilling Jar/Super Fishing Jar

US$980.00-1,000.00

Downhole Drilling Tools Fishing Jar Full Mechanical Drilling Jar

Downhole Drilling Tools Fishing Jar Full Mechanical Drilling Jar

US$1,650.00-1,680.00

Downhole Fishing Tools Fishing Jar with A P I Certificate

Downhole Fishing Tools Fishing Jar with A P I Certificate

US$2,050.00-2,100.00

1/4

Zhenjiang Boral Machinery and Equipment Co., Ltd.

·Trading Company

Subs and Bypass Valve Made in China

Subs and Bypass Valve Made in China

Oil Drilling Down Hole Tools Jar

Oil Drilling Down Hole Tools Jar

Oriented Bent Sub Major Power Deflection Tool

Oriented Bent Sub Major Power Deflection Tool

US$1,000.00

Kelly Valve Ball Type

Kelly Valve Ball Type

US$1,000.00

1/4

Xi'an Boban Oil Tools Co., Ltd.

Drilling Sub Crossover 3-1/2 Reg Pin X Nc38 Box

Drilling Sub Crossover 3-1/2 Reg Pin X Nc38 Box

US$45.00-899.00

High Quality Oilfield Sucker Rod Elevator

High Quality Oilfield Sucker Rod Elevator

US$1,500.00-2,800.00

Oilfield Drilling Rotary Kelly Pipe - Square & Hexagonal Type

Oilfield Drilling Rotary Kelly Pipe - Square & Hexagonal Type

US$500.00-3,000.00

International Standards Oilfield Equipment Drill Pipe Kelly Spinners Type 6800

International Standards Oilfield Equipment Drill Pipe Kelly Spinners Type 6800

US$2,000.00-5,000.00

1/4

Shenlong Petroleum Drilling Tools Co.,Ltd.

Drill Stem Subs

Drill Stem Subs

Heavy Weight Drill Pipe

Heavy Weight Drill Pipe

Kelly

Kelly

Non-Magnetic Drill Collar

Non-Magnetic Drill Collar

Best Drilling Equipment(Wuxi) Co., Ltd.

Various Rod/ Pipe/ Casing Joint Sub Adapter Driling Tools

Various Rod/ Pipe/ Casing Joint Sub Adapter Driling Tools

Hq, Pq Connection Adapter Sub for Drilling

Hq, Pq Connection Adapter Sub for Drilling

1/4

Shandong Vs Petroleum Technology Co., Ltd

Drill String Crossover Sub Under a-P-I and GOST Standard

Drill String Crossover Sub Under a-P-I and GOST Standard

US$200.00-1,000.00

1/4

Hangzhou Fanxi Tools Co., Ltd.

Mining Tool Subs for Drill Pipes

Mining Tool Subs for Drill Pipes

US$1.00-3.00

500 Pieces(MOQ)

1/4

Shandong Light Fir Machinery Equipment Co., Ltd.

American 7-1 Drilling Well Float Valve/ Float Valve Sub

American 7-1 Drilling Well Float Valve/ Float Valve Sub

US$100.00-1,000.00

1/4

Shanxi Weigao Petroleum Drilling Tools Co., Ltd.

Drill Stem Sub

Drill Stem Sub

Shanxi Weigao Petroleum Drilling Tools Co., Ltd.

Drill-Stem Sub

Drill-Stem Sub

US$2,000.00

Yinchuan Shoufeng Material Co., Ltd.

Cross Over Sub

Cross Over Sub

12

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