Denison 3 1/2'' Triple Tube Core Barrel for Undisturbed Soil Sampling with Plastic Liner

Denison 3 1/2' Soil Sampler Triple Tube Core Barrel Product Description 1. Suitable for sampling of clay soils characterized by a degree of consolidation from low to medium high. 2. This core barrel is especially designed for taking undisturbed sample of soft materials, without washing out the core. 3. The inner non-rotating tube, that contains a plastic liner, protrudes below the bit, and penetrates into the ground by the pressure of the shoe edge. The liner, usually made of