Carmichael Valve Oil Carmichael Valve oil is a high quality, but affordable valve oil. Highly refined to produce a smooth valve action. This blended oil is for all valved instruments (piston and rotary) and is designed to give a long lasting fast valve action. Not only is it non-corrosive to all metals, but it actually helps to keep your instrument clean with its built in inhibitors that kill bacteria and prevent mould. Developed by Brass Specialists in the USA. 1.25 fl.oz.
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