Sohre Turbomachinery® Inc. provides high performance, high reliability bristle type fiber grounding brushes for use in shaft grounding (shaft earthing) of all types of stray electrical shaft currents. The brushes can also be used for instrument signal transmission and generator or electric motor on-line diagnostic work. These brushes are self cleaning, can run dry, partially, or completely submerged in oil. Installable and serviceable during operation. For damage prevention by measuring and grounding stray currents of any origin in: Turbines, Compressors, Generators, Motors, Gears, Ship Propeller Shafts, or other rotating equipment. Because no maintenance or cleaning is usually necessary, the fiber brushes are especially useful in radiation control areas.