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

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