Pollard Key Oil is an advanced solution, perfect for the lubrication of keys and external parts of rotary valves on woodwind and brass instruments. It is a tried and tested slick solution and is suitable for use with a variety of instruments including Saxophones, Clarinets Trumpets/Cornets-an excellent and less messy alternative to using slide grease on triggers is Pollard Key Oil. It provides super fast lubrication of trigger slides and mechanisms.
French Horns and all other rotary valve brass instruments

Rotary valve players should use the key (thicker viscosity) oil on all external parts of valve and key mechanisms, partnered with Pollard Valve Oil to lubricate the internal parts of the valves.