Coring Tools
The coring tools are used for acquisition of the rock cole in petroleum drilling. Everytime one to three sections of inner barrels and outer barrels can be run in core drilling.They can be applied in soft D moderate and rigid rock formations.The series of tools manufactured are as followed:Qing 84-I type DChuan 7-4type DChuan 8-4type DChuan 8-3type.

Specifications