Drilling Subs

The drilling subs are used to connect and switch in drills. They are important wireline core drilling parts in everyday drilling. We use heat treatment and hardening treatment on the thread surface to prolong their use of time. Our products use the international standard material. Custom sizes are always available.

Application

The drilling subs are used to connect and switch in drills. They are important wireline core drilling parts in everyday drilling.

Features

1. 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.
2. 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 .
3. Also Sub adapter are made of high quality alloy steel. Connections can be made as per client's request.

China Sub Adapter Supplier

Directory of Chinese products, manufacturers, exporters and suppliers.

Full database of products, suppliers and manufacturers from Taiwan and China.

Produces ISDN terminals and adapters and related products.

Drilling Subs

Exploration and small mining of heavy mineral deposits. Specialist on sub-Saharan Africa.

Rental, manufacturing and refurbishing downhole drilling tools and accessories, stabilizers, subs, and drill collars.

Manufacturing precision parts and sub-assemblies to customer specifications. Capabilities include CNC turning and milling, EDM wire and spark erosion, EDM fast hole drilling and TIG welding to DIN 6700 standard.