Ringing fork 256

Tuning fork 256 specifications: C 256 Hz tuning fork for tuning Verdi. High-quality tuning fork for education and diagnosis in medical purposes. Double-pronged resonant fork vibrates naturally, engraved with "C 256", made of non-rusting, non-fading, non-magnetic aluminum alloys, and will produce a pure tone even after many years of careful use. Resonant forks are a preferred method for testing certain types of hearing loss.