DMT Clamp for Membrane Drill Connex NZ

The Marchetti Clamp for closing the DMT membrane may be used as a “soil simulator", to practice DMT readings before going to the field.The clamp is also used to test the seismic equipment when an SDMT probe is combined with a DMT blade, because the membrane is required to be in the closed position. Weight: 0.05kgDimensions: 27mm x 32mm x 75mm