Nope, no grinding required. Not sure I understand, though. I just bought threaded rod of the same size as the adjusting screw/bolt that I removed. William R. Monroe On Jul 14, 2009, at 11:14 AM, "Joe Goss" <imatunr at srvinet.com> wrote: > Hi William, > Did you not have to grind off the threads of the new bolt to match > the old one? > Joe Goss BSMusEd MMusEd RPT > imatunr at srvinet.com > www.mothergoosetools.com > ----- Original Message ----- From: "William R. Monroe" <bill at a440piano.net > > > To: <pianotech at ptg.org> > Sent: Tuesday, July 14, 2009 8:48 AM > Subject: Re: [pianotech] Front rail pin extraction > > > Court, > > I modified a pair of Vise-Grips for pulling sundry tight "thingies." > I replaced the original adjusting knob with the same diameter threaded > rod with two nuts and a lock washer on the end - about 12" in length. > I added a weighted slide (from Joe Goss - but any solid heavy sliding > weight would do) and voilà - now you have an impact removal tool. > > William R. Monroe > > On Jul 14, 2009, at 8:54 AM, Court Stewart <calexste at gmail.com> wrote: > >> Hello, all. Long time lurker, first time poster here. >> >> I've got a customer whose old upright has some highly corroded >> front rail pins (I suspect a spill of some sort is the cause -- >> the corrosion is much worse in one area than the rest). The keys >> are in dire need of rebushing, but first the old pins have got to >> go -- the corrosion is beyond polishing away and the pins are >> pitted. I tried pulling one yesterday and just about threw my >> back out. After trying different pliers and prying techniques I >> decided to try heating the pin up. After that, I was finally able >> to yank the sucker out. But the pins are extremely tight, and >> even with the heating it was a tough go just to pull one. Also, >> it's pretty humid here right now, though it gets worse. >> >> What are some favorite techniques to use in this situation? I'm >> not sure I'm up to doing this 87 more times and if anyone can help >> it's you guys. >> >> Thanks in advance for any advice you may offer. >> >> Court Stewart >> Roanoke Chapter >
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