Posted by Joe S. on November 09, 2000 at 03:20:38:
In Reply to: Re: Re: Grrrr!!! Darn German Valve Caps! posted by ACE on November 08, 2000 at 01:21:37:
They don't want to risk oil or grease running down on to a perfectly polished but not yet lacquered valve casing.
Even if they did a "clean" job of lubricating the threads, you probably (with the heavy lacquer they put on most tubas) would end up with lacquer-glued caps.