Product Description Unique sound chamber and super thin diaphragm greatly amplifies sounds. Quickly pinpoints the source of noises in engines transmissions differentials and bearings.
Customer Reviews:
Shadetree mechanicFebruary 13, 2008 Larry B. Dunbar(Florida) 2 out of 2 found this review helpful
Good quality instrument is a big help in locating strange noises in engines and any other mechanical items. A great help for "do-it-yourselfers".