The Tuning Fork 128 CPS allows you to carry out a variety of tests, including those for nerve sensory loss, hearing impairment, bone fractures, and proprioception. It also allows you to perform sound therapy. The steel tuning fork has a fixed weight and a frequency of 128 cycles per second. It features a corrosion resistant, nonmagnetic, aluminum alloy construction that makes it long-lasting. An extra-long 2" handle makes it possible to use the medical tuning fork for bone conduction tests. The tuning fork 128 CPS is lightweight, just one-third the weight of other tuning forks. The 3/8" x 1" bar construction ensures it offers quality performance and consistency in frequency accuracy.