PEERCHEER offers T6S-86 double tube conventional double tube core barrels for use with CR50/NW/NWJ/NWY rods. T6S-86 core barrel is a standard wall all round core barrel for applications as soil sampling and site investigation in very loose, unconsolidated formations. T6S-86 core barrel uses core lifter cases and bits designed to direct the drilling fluid through the bit blank(FD face discharge) instead of through the bit throat. This is done to return undisturbed samples and prevent sample washing. T6S-86 core barrel split inner tube offers features as easy and increased core recovery and a larger core size in comparison to equivalent hole size with triple tube. T6S-86 core barrel is a sturdy core barrel and can very well be used with high viscous mud flushing or in special cases with air flushing. T6S-86 core barrel is available for application in metric 86mm size hole. T6S-86 core barrel consists of the T6S-86 head assembly , T6S-86 inner tube components and T6S-86 outer tube components.