This is a tool I recently acquired. I haven't used it for bridge pins yet, but I plan to soon. http://www.excaliburtools.com/ nail_pliers.html Thomas Russell RPT Iowa State University On Dec 14, 2006, at 2:42 AM, caut-request at ptg.org wrote: > Send caut mailing list submissions to > caut at ptg.org > > To subscribe or unsubscribe via the World Wide Web, visit > https://www.moypiano.com/resources/#archives > or, via email, send a message with subject or body 'help' to > caut-request at ptg.org > > You can reach the person managing the list at > caut-owner at ptg.org > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of caut digest..." > Today's Topics: > > 1. Bridge pin removal (Fred Sturm) > 2. Re: Bridge pin removal (Tim Coates) > 3. Re: Bridge pin removal (Greg Newell) > 4. was bridge pin removal, now Lehman tuning (Anne Acker) > 5. Re: Bridge pin removal (Ron Nossaman) > 6. Re: Bridge pin removal (Greg Newell) > 7. Re: Bridge pin removal (Greg Newell) > 8. Re: Bridge pin removal (Ron Nossaman) > 9. Re: Bridge pin removal (Greg Newell) > 10. Re: Bridge pin removal (Greg Newell) > 11. Re: Bridge pin removal (jack houweling) > 12. Emailing: bridge pin remover (jack houweling) > > From: Fred Sturm <fssturm at unm.edu> > Date: December 13, 2006 7:41:29 PM CST > To: caut <caut at ptg.org> > Subject: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > Hi all, > I wonder if anyone has some good advice for removing stubborn > bridge > pins. Beyond grabbing them with vice grips, grunting and cursing > <g>. I'm > thinking heat, but don't want to cause too much damage to the hole. > Would > one heat with a soldering iron, say, 15 seconds (of course > depending on > temperature of iron), then let the pin cool before pulling? That's > what I am > planning, but thought I'd see if anyone had a better plan. > BTW, my reason for removing solidly attached pins is to replace > with > new, due to zinging sounds. I found one loose enough to pull, and > it had the > definite common wear profile, with a sharp feel to the finger. > Meaning a > nice bit of metal shaving sitting there. I pulled a few unisons of > strings, > dressed the capo, and restrung, and the zings had reduced but not > disappeared. So I'm hoping bridge pins will be the magic cure. > Regards, > Fred Sturm > University of New Mexico > > > > > > > From: Tim Coates <tcoates1 at sio.midco.net> > Date: December 13, 2006 9:34:46 PM CST > To: College and University Technicians <caut at ptg.org> > Subject: Re: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > Fred, > > Heat works well. Along with heat, make a nail puller by running a > large bastard file through the jaws of a large front cutter wire > cutter. A nail puller is essentially a large front cutting wire > cutters that won't cut. After laying a cabinet scraper on the > strings to make a platform for leverage, use the nail puller to > remove the pin. Pulling a little at a time and resetting the > puller lower on the pin prevents damaging the hole. If you do > damage the hole just dowel and redrill. > > Or, just grunt it out with vise grips. > > Worn bridge pins can cause zings. That's why I wait until at least > the fourth chip tune to do the final leveling of bridge pins. > > Tim Coates > > > On Dec 13, 2006, at 7:41 PM, Fred Sturm wrote: > >> Hi all, >> I wonder if anyone has some good advice for removing stubborn >> bridge >> pins. Beyond grabbing them with vice grips, grunting and cursing >> <g>. I'm >> thinking heat, but don't want to cause too much damage to the >> hole. Would >> one heat with a soldering iron, say, 15 seconds (of course >> depending on >> temperature of iron), then let the pin cool before pulling? That's >> what I am >> planning, but thought I'd see if anyone had a better plan. >> BTW, my reason for removing solidly attached pins is to >> replace with >> new, due to zinging sounds. I found one loose enough to pull, and >> it had the >> definite common wear profile, with a sharp feel to the finger. >> Meaning a >> nice bit of metal shaving sitting there. I pulled a few unisons of >> strings, >> dressed the capo, and restrung, and the zings had reduced but not >> disappeared. So I'm hoping bridge pins will be the magic cure. >> Regards, >> Fred Sturm >> University of New Mexico >> >> > > > > > From: Greg Newell <gnewell at ameritech.net> > Date: December 13, 2006 9:44:05 PM CST > To: College and University Technicians <caut at ptg.org> > Subject: Re: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > Fred and list, > Personally I'd like to see a small vise grip attached to a > slide hammer. I'd heard someone was using something like that but > have been unable to get the supply houses to make one. Anyone have > a source? > > Greg Newell > > > At 08:41 PM 12/13/2006, you wrote: >> Hi all, >> I wonder if anyone has some good advice for removing stubborn >> bridge >> pins. Beyond grabbing them with vice grips, grunting and cursing >> <g>. I'm >> thinking heat, but don't want to cause too much damage to the >> hole. Would >> one heat with a soldering iron, say, 15 seconds (of course >> depending on >> temperature of iron), then let the pin cool before pulling? That's >> what I am >> planning, but thought I'd see if anyone had a better plan. >> BTW, my reason for removing solidly attached pins is to >> replace with >> new, due to zinging sounds. I found one loose enough to pull, and >> it had the >> definite common wear profile, with a sharp feel to the finger. >> Meaning a >> nice bit of metal shaving sitting there. I pulled a few unisons of >> strings, >> dressed the capo, and restrung, and the zings had reduced but not >> disappeared. So I'm hoping bridge pins will be the magic cure. >> Regards, >> Fred Sturm >> University of New Mexico > > > > > > > From: a.acker at comcast.net (Anne Acker) > Date: December 13, 2006 10:08:39 PM CST > To: College and University Technicians <caut at ptg.org> > Subject: [CAUT] was bridge pin removal, now Lehman tuning > Reply-To: College and University Technicians <caut at ptg.org> > > > -------------- Original message ---------------------- > From: Fred Sturm <fssturm at unm.edu> >> Hi all, > >> > hi Fred, > > Thought you might like to know I was just talking with Brad Lehman > and he was interested to hear of your PTG Journal article. At his > request, I'm mailing a photocopy. Brad is extremely intelligent > in many fields, a highly talented performer and a really nice > fellow. He has two harpsichords I built for him when I was in > northern Virginia still. > > I found your checking with thirds rather interesting. I can tune a > harpsichord in about 15 minutes or less with this temperament, and > I never listen to thirds beyond checking the final F-A. Isn't > the whole point of the method that you just whip around the 5ths? > The thirds take care of themselves. > > I'm very happy you published this. While there is a huge amount of > disagreement and controversy over this tuning, it is really very > nice, very usable, and very fast to lay on an instrument. The only > temperament I find faster is 1/4 comma meantone. > > I highly recommend you all read this, and then go find the original > online on Brad's website, which is nicely referenced in the article. > > best and back to harpsichord building here, > > Anne > > > > > > From: Ron Nossaman <rnossaman at cox.net> > Date: December 13, 2006 10:24:22 PM CST > To: College and University Technicians <caut at ptg.org> > Subject: Re: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > >> Fred and list, >> Personally I'd like to see a small vise grip attached to a >> slide hammer. I'd heard someone was using something like that but >> have been unable to get the supply houses to make one. Anyone have >> a source? >> Greg Newell > > > Fred, Greg, and all the ships at sea, > The slide hammer works great. A cheap dent puller for the slide > weight (start with Harbor Freight or the like), and a rod that can > be threaded to fit the Vise-Grip, and you're there. Easy enough to > make, and very effective. > Ron N > > > > > From: Greg Newell <gnewell at ameritech.net> > Date: December 13, 2006 10:47:52 PM CST > To: College and University Technicians <caut at ptg.org>, College and > University Technicians <caut at ptg.org> > Subject: Re: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > Ron, > My question is; have you welded the dent puller slide > hammer to the threaded screw of the vise grip or what? The dent > puller I found that was close to the right size was still too large > a diameter rod to thread down to the vise grip size. Maybe you use > more robust dies than I do. :-) > > all the best, > Greg Newell > > > At 11:24 PM 12/13/2006, Ron Nossaman wrote: > >>> Fred and list, >>> Personally I'd like to see a small vise grip attached to >>> a slide hammer. I'd heard someone was using something like that >>> but have been unable to get the supply houses to make one. Anyone >>> have a source? >>> Greg Newell >> >> >> Fred, Greg, and all the ships at sea, >> The slide hammer works great. A cheap dent puller for the slide >> weight (start with Harbor Freight or the like), and a rod that can >> be threaded to fit the Vise-Grip, and you're there. Easy enough to >> make, and very effective. >> Ron N > > > > > > > From: Greg Newell <gnewell at ameritech.net> > Date: December 13, 2006 10:47:52 PM CST > To: College and University Technicians <caut at ptg.org>, College and > University Technicians <caut at ptg.org> > Subject: Re: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > Ron, > My question is; have you welded the dent puller slide > hammer to the threaded screw of the vise grip or what? The dent > puller I found that was close to the right size was still too large > a diameter rod to thread down to the vise grip size. Maybe you use > more robust dies than I do. :-) > > all the best, > Greg Newell > > > At 11:24 PM 12/13/2006, Ron Nossaman wrote: > >>> Fred and list, >>> Personally I'd like to see a small vise grip attached to >>> a slide hammer. I'd heard someone was using something like that >>> but have been unable to get the supply houses to make one. Anyone >>> have a source? >>> Greg Newell >> >> >> Fred, Greg, and all the ships at sea, >> The slide hammer works great. A cheap dent puller for the slide >> weight (start with Harbor Freight or the like), and a rod that can >> be threaded to fit the Vise-Grip, and you're there. Easy enough to >> make, and very effective. >> Ron N > > > > > > > From: Ron Nossaman <rnossaman at cox.net> > Date: December 13, 2006 11:09:21 PM CST > To: College and University Technicians <caut at ptg.org> > Subject: Re: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > >> Ron, >> My question is; have you welded the dent puller slide >> hammer to the threaded screw of the vise grip or what? The dent >> puller I found that was close to the right size was still too >> large a diameter rod to thread down to the vise grip size. Maybe >> you use more robust dies than I do. :-) >> all the best, >> Greg Newell > > Hi Greg, > I just chose a rod size that would fit the Vise-Grip. Interestingly > enough, the slide weight fit over it just like it did the bigger > rod that it was originally made for. Go figure... <G> One end of > the rod screws into the Vise-Grip (with a wing nut to lock it), and > the other end has a double nut to act as a stop for the slide. The > sloppy slide fit still hammers just fine. > Ron N > > > > > From: Greg Newell <gnewell at ameritech.net> > Date: December 13, 2006 11:08:47 PM CST > To: College and University Technicians <caut at ptg.org>, College and > University Technicians <caut at ptg.org> > Subject: Re: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > Ron, > you know your getting too tired when the "smack you upside > the head obvious just isn't obvious anymore. Off to bed. Thanks for > the help. > > Greg > > > > At 12:09 AM 12/14/2006, Ron Nossaman wrote: > >>> Ron, >>> My question is; have you welded the dent puller slide >>> hammer to the threaded screw of the vise grip or what? The dent >>> puller I found that was close to the right size was still too >>> large a diameter rod to thread down to the vise grip size. Maybe >>> you use more robust dies than I do. :-) >>> all the best, >>> Greg Newell >> >> Hi Greg, >> I just chose a rod size that would fit the Vise-Grip. >> Interestingly enough, the slide weight fit over it just like it >> did the bigger rod that it was originally made for. Go figure... >> <G> One end of the rod screws into the Vise-Grip (with a wing nut >> to lock it), and the other end has a double nut to act as a stop >> for the slide. The sloppy slide fit still hammers just fine. >> Ron N > > > > > > > From: Greg Newell <gnewell at ameritech.net> > Date: December 13, 2006 11:08:47 PM CST > To: College and University Technicians <caut at ptg.org>, College and > University Technicians <caut at ptg.org> > Subject: Re: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > Ron, > you know your getting too tired when the "smack you upside > the head obvious just isn't obvious anymore. Off to bed. Thanks for > the help. > > Greg > > > > At 12:09 AM 12/14/2006, Ron Nossaman wrote: > >>> Ron, >>> My question is; have you welded the dent puller slide >>> hammer to the threaded screw of the vise grip or what? The dent >>> puller I found that was close to the right size was still too >>> large a diameter rod to thread down to the vise grip size. Maybe >>> you use more robust dies than I do. :-) >>> all the best, >>> Greg Newell >> >> Hi Greg, >> I just chose a rod size that would fit the Vise-Grip. >> Interestingly enough, the slide weight fit over it just like it >> did the bigger rod that it was originally made for. Go figure... >> <G> One end of the rod screws into the Vise-Grip (with a wing nut >> to lock it), and the other end has a double nut to act as a stop >> for the slide. The sloppy slide fit still hammers just fine. >> Ron N > > > > > > > From: "jack houweling" <jackhouweling at dccnet.com> > Date: December 14, 2006 2:38:31 AM CST > To: "College and University Technicians" <caut at ptg.org> > Subject: Re: [CAUT] Bridge pin removal > Reply-To: College and University Technicians <caut at ptg.org> > > > Greg, Fred, > Here is a bridge pin remover I made. Easy enough for anyone to > make. First insert a threaded rod to fit the vise grips. I then put > a metal sleeve around the threaded rod, this will make it easier > for the weight to slide and is gentler on the hands. Then ad a > couple washers and nuts. Works fine. > > Jack Houweling > > > > > > ---- Original Message ----- From: "Greg Newell" > <gnewell at ameritech.net> > To: "College and University Technicians" <caut at ptg.org>; "College > and University Technicians" <caut at ptg.org> > Sent: Wednesday, December 13, 2006 8:47 PM > Subject: Re: [CAUT] Bridge pin removal > > >> Ron, >> My question is; have you welded the dent puller slide >> hammer to the threaded screw of the vise grip or what? The dent >> puller I found that was close to the right size was still too >> large a diameter rod to thread down to the vise grip size. Maybe >> you use more robust dies than I do. :-) >> >> all the best, >> Greg Newell >> >> >> At 11:24 PM 12/13/2006, Ron Nossaman wrote: >> >>>> Fred and list, >>>> Personally I'd like to see a small vise grip attached to >>>> a slide hammer. I'd heard someone was using something like that >>>> but have been unable to get the supply houses to make one. >>>> Anyone have a source? >>>> Greg Newell >>> >>> >>> Fred, Greg, and all the ships at sea, >>> The slide hammer works great. A cheap dent puller for the slide >>> weight (start with Harbor Freight or the like), and a rod that >>> can be threaded to fit the Vise-Grip, and you're there. Easy >>> enough to make, and very effective. >>> Ron N >> >> >> >> >> -- >> No virus found in this incoming message. >> Checked by AVG Free Edition. >> Version: 7.5.432 / Virus Database: 268.15.18/586 - Release Date: >> 12/13/2006 6:13 PM >> > > > > > > From: "jack houweling" <jackhouweling at dccnet.com> > Date: December 14, 2006 2:41:58 AM CST > To: "College and University Technicians" <caut at ptg.org> > Subject: [CAUT] Emailing: bridge pin remover > Reply-To: College and University Technicians <caut at ptg.org> > > > > The message is ready to be sent with the following file or link > attachments: > bridge pin remover > > Note: To protect against computer viruses, e-mail programs may > prevent sending or receiving certain types of file attachments. > Check your e-mail security settings to determine how attachments > are handled. > <bridge pin remover.jpg> > _______________________________________________ > caut list info: https://www.moypiano.com/resources/#archives -------------- next part -------------- An HTML attachment was scrubbed... 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