Product details
1、Production introduction
Drilling junk sub is used to fish heavy fallen objects or metal pieces that can not be cleanedby conventional fluid Circulation. Tianhe drilling junk sub can be dissembled to be easily cleaned and maintained.It can be assembled with drill stem during fishing operation to clean the fluid circulation.
2、Place of manufacture: Mudanjiang
3、Lead time: 1-3 month
4、Specifications and parameters