David, I use a pin drive made of 3/8" phenolic LE rod.. just because it was at hand, with a hole in it the size of the pins and depth I want to drive.. take a few whacks with a steel balance rail pin to form the bottom of the hole... brass would be fine as well I'm sure.. David >What do you use to drive them? > >David Love > >>For one thing they must not be driven into the rails with a steel >>headed hammer. It cracks the top like an egg shell. This is not a >>negative if a softer driving material is used when installing these >>special pins: > >>http://www.stanwoodpiano.com/CrackedBRpin-wng.jpg > >>David Stanwood
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