Description
Tube Head 3” NWJ Thin Wall 9/16 Hole; Sample Tube Head are used to work with Shelby tubes for taking undisturbed soil collected out of a bored hole from clay or other types of cohesive soils.
They are detachable and can be swapped out for a larger tube head based on the drill rod in use (AWJ, NWJ, MHJR) or the tube thickness being used.
Tube Head 3” NWJ Thin Wall 9/16 Hole; Sample Tube Head are used to work with Shelby tubes for taking undisturbed soil collected out of a bored hole from clay or other types of cohesive soils.
