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Drill Stem Subs

Drill Stem Subs

Description of Drill Stem Subs:
The drill stem subs are mainly used to connect various drill rods (stems) in the geological drilling. These subs can be used to protect drill stem (rod) from consumption in the way of making the connector to bear most of torque force.

Concerning packing and shipping, our drill stem subs are packaged by wooden boxes, and can be transported by air and sea. And automobile transportation is also available. 

As a professional manufacturer of drill stem subs in China, Wuxi Drlling Tools Factory still provide customers worldwide with core drilling rig, slurry pump, horizontal directional drilling tools, HDD drill rods, etc. All of our products have passed the certification of ISO9001: 2000 and API 5DP. With high quality and competitive price, our products have been well received by customers from Mongolia, Kazakhstan, Russia, Iran, Afghanistan, Oman, Turkey, Thailand, Vietnam, Myanmar, Malaysia, Indonesia, Singapore, Taiwan, Colombia, Mexico, Brazil, Canada, Australia, etc. If you're interested in our drill stem subs, please contact us freely.

Technical Parameters of Drill Stem Subs:

Serial number Specification model Unit Unit weight
1 AW Rod Pin to NQ Rod box Pair 4.0
2 BW Rod Pin to NQ Rod box Pair 3.9
3 NQ Rod Pin to NW Casing box Pair 3.4
4 NW Rod pin to NQ Rod box Pair 3.4
5 NQ Rod pin to BW Casing box Pair 4.4
6 NQ Rod pin to NW Casing box Pair 4.4
7 NQ Rod pin to HW Casing box Pair 5.9
8 NQ Rod pin to HWT Casing box Pair 5.9
9 NQ Rod pin to BW Rod box Pair 3.3
10 NQ Rod pin to NW Rod box Pair 3.3

Remarks : We can make many kinds of sub connectors according to the requirements of clients worldwide.

Serial number Product number Specification model Unit Unit weight Remarks
1 Wireline connector S56 Pair    
2 S59 Pair    
3 S75 Pair    
4 S75A Pair   Nickel-phosphorus plating treatment is possible.
5 S95 Pair    
6 S95A Pair   Nickel-phosphorus plating treatment is possible.
7 CBH Pair   Nickel-phosphorus plating treatment is possible.
8 CNH Pair   Nickel-phosphorus plating treatment is possible.
9 CHH Pair   Nickel-phosphorus plating treatment is possible.
10 CNH(T) Pair   Nickel-phosphorus plating treatment is possible.
11 CSH Pair    
12 Small-diameter connector Φ43 Pair    
13 Φ50 Pair    
14 Φ60 Pair    
15 Locking connector Φ57 Pair    
16 Φ65 Pair    
17 Φ75 Pair    
18 Φ121 Pair    
19 Drill rod coupling Φ57      
20 Φ65      
21 Φ75      
22 Drill rod connector Φ42     Matched with Φ42 drill rod
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