Aluminum Tuning Forks, Set of 4, Frey Scientific, Mfr#: 7120-10

Frey Scientific Tuning Fork Set contains 4 tuning forks that includes C 256, E 320, G 384 and C 512 Hz. Top quality aluminum alloy tuning fork with 7 mm x 9 mm tines vibrates long and loudly. Fork is tuned within 0.05% of rated frequency and is stamped with scale letter and frequency. Set contains forks that are 15 - 25 cm long.