"99% of the pinblocks I've had to replace were drilled all the way through." What percentage of grand pinblocks are not drilled all the way through? I don't know that I have ever seen one like that. Terry Farrell ----- Original Message ----- From: "Joseph Garrett" <joegarrett@earthlink.net> To: <pianotech@ptg.org> Sent: Wednesday, August 28, 2002 9:15 PM Subject: Tuning Pin Length? > Rich, > I've always use a "rule of thumb", that if the pinblock is 1 1/4", I use 2 > 1/4" tuning pins. It leaves the tuning pins just shy of the bottom of the > pin block, (that is if the web is not excessively thick). As I do not drill > all the way through my pinblocks, but simply "dimple" them, like we do for > upright hammers. This dimple is to relieve the hydrolic pressure of the Pin > Driving fluid. > As I firmly believe that a completely sealed pinblock will last longer, this > is how I do it. (99% of the pinblocks I've had to replace were drilled all > the way through.) > Best Regards, > Joe Garrett, RPT, (Oregon) > > Been There, Didn't Like It, So I'm Here To Stay! [G} >
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