Witness pendulum

Metal witness container pendulum.

This metal pendulum measures around  3,5 cm x 1,3 cm and weighs about 14 grams.

It is composed of three parts screw down, body, ring and lid. Inside the metal pendulum there is a small cavity which enables material placement as witness, for readability.

By this feature this type of pendulum is indicated in the energy processes at distances, or for works when is necessary to enhance the vibration of the pendulum with a specific material.