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| Place of Origin | Germany |
| Brand Name | ROSCHEN |
| Certification | ISO, API |
| Model Number | BQ, HQ, NQ, PQ, SQ, SQWL, NQWL, HQWL, |
Drilling Core Barrel Locking Coupling and Adapter Coupling Q Series
Locking coupling
Its main function is to ream the hole to the correct comstant specific diameter which ensures adequate
clearance for the core barrel and sufficient clearance for the new bit which replaces an old one.It also acts as a stabilizer for drill bit.
Adapter coupling
Adapter coupling is a part of the corebarrel and with a long sercice life.
This product is one type of couplings. It is used to connect tubing pipes.
The placement is male which is easy and flexible to operate.
About us :
ROSCHEN 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, Mud pumps and Various Core Drill Tools.
ROSCHEN produce a wide range of drilling tools including impregnated diamond core bits, natural diamond surface-set core bits, PDC bits (core or non-core), casing shoes, reaming shells, wireline barrel assemblies and other drilling tools. These are all manufactured to the strictest quality standards of British / Swedish / DCDMA / CDDA / Metric standards, and used around the world in a great variety of applications.
We are committed to carrying out advanced technological research, and providing customers with products of outstanding quality and satisfactory service.
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Service: |
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(I) Sale service: we offer all-around service, such as, we give our customer a call during they use our products |
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(II) Packing: carton, wooden case, wooden pallet or per the custome's request |
Contact Us at Any Time
