Alloy Steel Drill String Cross- Over Sub / Sub Adapter With Pin And
Box For Connection
Drill rig parts Subs
Sub acts for conversion and connection and is the basic component
in downhole work. It is divided into drill string cross-over sub
and tubing Cross-over sub.
Drill string Cross-over sub is divided into type A, type B and type
C.And we can desgin and manufacture special types of subs to
satisfy clients’ ideas or drawings .
Also Sub adapter are made of high quality alloy steel. Connections
can be made as per client's request.
2).SAFE,RELIABLE AND EFFICIENT
3).DELIVERY ON TIME.
ALL DEPENDS ON ENOUGH CREDIBILITY.
Subs with foreign standard sizes are all available on request.
Sinocoredrill Group Co., Ltd is a Chinese specialist of Geological
Exploration tools Manufactory and supplier which is ISO 9001-2000
Also Sinocoredrill is a professional and leading manufacturer of
geological drilling tools, horizontal directional drilling tools in
China. Our Main products are Core Drill Rigs, Core Bits, Reaming
Shells, Drilling Rods, Cemented Carbide Inserts, and Various Core
Our Technician and manager groups are all with more than ten years’
experience on Developing, researching and producing exploration
products. Owing to our products' excellent performance and very
competitive pricing, we successfully minimized our every customer's
drilling cost per meter.
We’re insisting on the principle “Customer First, Quality