Vintage Lot Of 13 Surgical/ Medical Instrument Heads & Add-Ons: Storz & Mueller! Very unique and rare! Unaware of the exact use for these pieces, but it has a large variety of different pieces! Two are marked Storz, one is marked Mueller, and the other pieces appear to be unmarked. The pieces have some signs of age and use, so please check all the pictures before offerding. Don\'t hesitate to ask any questions you may have. A must have for any collector! Add to your collection, today!