Holton Rotary Valve Oil is designed specifically for rotary valves, like you would find on a french horn, or certain tubas and trombones. Not only does this oil lubricate, it protects your valves from the elements, friction, and leakage.
Holton Rotary Valve Oil is designed specifically for rotary valves, like you would find on a french horn, or certain tubas and trombones. Not only does this oil lubricate, it protects your valves from the elements, friction, and leakage.