Pirastro Tonica Rosin Metallic orange. Medium hardness and grip. Developed for Pirastro Tonica strings. Pirastro develops its own specific rosin and design it according to the technical requirements of Pirastro’s different string lines. The rosin name corresponds with the brand name of the violin, viola and cello string names. Discover more from Luthier On Call Subscribe to get the latest posts sent to your email. Type your email… Subscribe
