Fluke-PT-12-12-inch-Pitot-tube-Fluke-PT12-The-Fluke-PT12-Pitot-tube-is-for-use-with-the-Fluke-922-Airflow-meter-supplied-with-922-kit-This-pitot-tube-is-a-pressure-measurement-instrument-used-to-measure-fluid-flow-velocity-It-is-widely-used-to-determine-the-airspeed-of-an-aircraft-&-to-measure-air-&-gas-velocities-in-industrial-applications-The-basic-pitot-tube-consists-of-a-tube-pointing-directly-into-the-fluid-flow-Fluke-Pt 12-Pitot-Tube-12-