Tuning Forks are an important part of a Medical students training and a useful aid in general practice. The available frequencies are 128 Hz, 256 Hz and 512 Hz. Tuning forks, usually C512, are used by medical practitioners to assess a patient's hearing. This is most commonly done with two exams called the Weber test and Rinne test, respectively. Lower-pitched ones (usually C128) are also used to check vibration sense as part of the examination of the peripheral nervous system.. They are also used for detecting bone fractures.