Machinery Designing & Processing
Description
The circulating sub is a specialized tool for circulating drilling fluid when running in casing on the way or finishing running casing down hole.According to actual needs.there are circulating sub with casing thread and circulating sub with union thread.
Read More
Mudanjiang Dongxu Machinery Co.,Ltd
drilling tools
Address: Dongxu 2st, No5,Aimin Dis, Mudanjiang City,
Mudanjiang, Heilongjiang
China, 157011
Tel: 864536187299
Fax: 8604536290768