David, I'm sorry, but, I've had good success with CA glue. If properly applied, it works a large percentage of the time. IF it doesn't then it's new pinblock time. Simple as that.<G> The rest of what you have said is not completely registering. As in: HUH???? The diameter of "modern pins" is no greater than any other pin, oblong/oval or square top! Not sure what you are referring to/about.???? Please elaborate. Joe > [Original Message] > From: David Doremus <algiers_piano at bellsouth.net> > To: <pianotech at ptg.org> > Cc: <tnrwim at aol.com>; <joegarrett at earthlink.net> > Date: 9/23/2011 7:03:08 AM > Subject: Re: [pianotech] Geo Brodbent Tuning Pins > > CA glue does not help as much as you might think. I have found that > plugging the block and restringing with 1/0 pins works very well, just > watch your clearance next to plate struts, sometimes modern pins are too > close to get a regular tip on and you need a thin wall tip. > > --Dave > New Orleans > > On 9/22/11 11:28 PM, tnrwim at aol.com wrote: > > > > > > The one "Unique" thing, I noticed, > > is the really course/deep threads! Wow! that's really a new one on me! > > > > I've seen this kind of pin on one other piano. I believe it was a > > Broadwood straight strung grand from about 1885. There were several > > pins that wouldn't hold, so I was going to put in larger pins. But > > when I took out this "screws" pin, I showed the customer the problem, > > and told that unless she was willing to spend the money for a new pin > > block, etc. the piano could not be tuned. That's the last I heard from > > her, although I later learned she gave it to a friend, who was > > desperately trying to find someone to fix it. I think it more or less > > made the rounds in St. Louis. > > > > Wim > > > > --
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