Description La Tromba key oil is suitable for use with all woodwind instruments. It comes in a leak proof 22ml dropper bottle, ideal for carrying inside an instrument case, ready for a quick, easy and clean application. Use sparingly for smooth, noise-free keywork action. La Tromba is a slightly thicker key oil that contains silicon. It has excellent lubricating qualities and is very economical. La Tromba key oil details: Suitable for use with all Woodwind instruments. Best applied between key ends and pillars. Supplied in 8ml leak proof bottle with nozzle. Small enough to keep in your instrument case. Reduces key noise and ensures smooth action
