This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment Why not just design an impact hammer in which the weight can be moved up or down the shaft depending on the amount of force required for a particular piano or level of fine tuning. Since you grip the hammer at the head it shouldn't matter. Maybe someone has already, I haven't really looked at them all. David Love davidlovepianos@comcast.net ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/e6/62/8e/e0/attachment.htm ---------------------- multipart/alternative attachment--
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