Jimy produce of Hartmann Tuning Fork. Hartmann Tuning Fork is used to detect hearing loss by otolaryngologists. Hartmann Tuning Fork produces the low-pitch frequency when its prongs are struck on a hard surface. The operator then places the prongs close to the ear to assess air conduction and places the base on the mastoid process firmly to assess bone conduction. Jimy is providing variants of Frequency and With Plastic Base. We are offering the frequency of C 64 Hz, C 128 Hz, and C1 256 Hz. We are offering the option of plastic base A1 440.Jimy crafting Hartmann Tuning Fork with the best choice according to Surgeons demand and instructions. Please note that website images are often representative of the product family and may not conform to the exact specifications or features of the item you select. The final specifications will match the description of the specific catalog item you select. Please review such specifications in the item description to ensure the correct product is ordered.