GEIGENSTEGBESCHLAG WIEDERGUTMACHUNGSWERKZEUG, FÜR GEIGENBAUER ODER SPIELER, UK-VERKÄUFER!
Can also be used for viola. Luthier bridge redressal tool. As in picture,your bridge is securely gripped in the tool and positioned where needed on the violin,and can be slid backward and forward into position,safely with the wheel device.