La Tromba T3 valve oil for trumpets and other brass instruments is a finest of the La Tromba valve oils. Suitable for the valves of all brass instruments.Especially for Monel and or Steel piston valves.
La Tromba T3 valve oil for trumpets and other brass instruments is a finest of the La Tromba valve oils. Suitable for the valves of all brass instruments.Especially for Monel and or Steel piston valves.