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Contact Person : Jiang
Phone Number : 0086-510-83622151

Portable Protective Drill Stem Subs For Connecting Various Drill Rods

Place of Origin Made in Wuxi, China
Brand Name cge
Certification ISO9001:2015
Model Number AQ BQ NQ NQ3 HQ3 PQ PQ3 T2 Series T6 Series
Minimum Order Quantity N/A
Price Negotiation
Packaging Details Steel Belt Iron Frame Export Wooden Case
Delivery Time 10-15 working days after payment
Payment Terms T/T or L/C
Supply Ability 10,000pcs per month
Product Details
Material Steel Color Black
Name Drill Stem Subs Use Geological Drilling
High Light

wireline core barrels


core barrel assemblies

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Product Description
Home Prducts Geological Drilling Tools 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

RemarksWe 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 ispossible.
5 S95 Pair    
6 S95A Pair   Nickel-phosphorus plating treatment ispossible.
7 CBH Pair   Nickel-phosphorus plating treatment ispossible.
8 CNH Pair   Nickel-phosphorus plating treatment ispossible.
9 CHH Pair   Nickel-phosphorus plating treatment ispossible.
10 CNH(T) Pair   Nickel-phosphorus plating treatment ispossible.
11 CSH Pair    
12 Small-diameter connector 43 Pair    
13 50 Pair    
14 60 Pair    
15 Locking connector 57 Pair    
16 65 Pair    
17 75 Pair    
18 121 Pair    
19 Drill rod coupling 57      
20 65      
21 75      
22 Drill rod connector 42     Matched with 42 drill rod



Q1. Where is your factory ?

A1: Our company’s processing center is located in Wuxi, Jiangsu, China.

which is now the leading manufacturer of diamond core driling equipment and tools in China.


Q2. How do you control quality ?

A2: Mill Test Certification is supplied with shipment, Third Party Inspection is available.


Q3. What are the advantages of your company ?

A3: We have many professionals, technical personnel, more competitive prices and

best after-sales service than other companies.


Q4. Can you arrange the shipment ?

A4: Sure we can help you with the shipment. We have forwarders who have cooperated

with us for many years.


Q5. How about the delivery time ?

A5: It is based on the order, normally within 10-15 days after receiving your advance payment.