PEERCHEER offers T6-86 double tube conventional core barrel for use with CR50/NW/NWJ/NWY rods. T6-86 core barrel overshot is a standard wall all round core barrel for core sampling in all formations. Despite the relatively thin wall, T6-86 core barrel can very well be used with high viscous mud or in special cases with air flushing conditions. T6-86 core barrel is available for application in metric 86mm size hole. T6-86 core barrel consists of the T6-86 head assembly , T6-86 inner tube components and T6-86 outer tube components.