Description La Tromba Woodwind Bore Oil is for use inside wooden instruments. Designed to protect the bore of your instrument from warping or cracking it is an essential for all wooden clarinet and wooden oboe owners. Use sparingly, apply to a pullthrough and coat the inner bore. La Tromba is made with silicone and is acid free. La Tromba Woodwind Bore Oil: Helps prevent cracking on Woodwind instruments. Can be used on any Wooden body instrument. Use on a cotton or silk pullthrough and apply through the inside of the instrument. La Tromba oil is made with silicone and is acid free. Use once or twice monthly for best effect
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