Carl, Thanks for the update. :-) I try to be open to other techniques. Have seen string done with the Sciotinni(spl ?) tool, and must say they looked good. I think I have some ideas to try, on my newly acquired air hammer. Who knows i might re-invent the wheel again! [grin] Regards, Joe Garrett ----- Original Message ----- From: "Carl Meyer" <cmpiano@home.com> To: <pianotech@ptg.org> Sent: Tuesday, May 08, 2001 6:30 PM Subject: Re: Air Hammer > Joe, sorry for the confusion. Yes I drive the pins in before stringing. I > start the pins in the hole with a small hammer. I orient the pin so that > the becket hole is about 1 o'clock. Now I drive the pin in to the desired > depth with a punch made using a long 3/8 bolt inserted into a 1-3/8 long > shaft coupler. A lock nut on the threads of the bolt sets the depth. A > piece of rubber crazy glued to the bottom, a hole punched in it and trimmed > prevents marring of the plate or block. I've used the standard 2 LB sledge. > Now I plan to use the air nailer by just cutting off the head of the bolt. > My nailer has a 3/8 tip, but I found I had to belt sand a few thousands of > the dia to get it to fit. With just a few pins I found that the bolt shaft > mushroomed so I had to keep grinding that off. I looked for a grade 8 bolt > but haven't as yet found one long enough. I'd prefer the depth of the pin > to be so that three additional turns at stringing gives almost the final > depth. > > Now for stringing, I insert the wire thru the pin flush with the OD then > turn the pin if necessary to wedge the wire against the next door pin so > that it doesn't slip. Now I use the Instacoiler by Schortino to put a > perfect coil on the pin. I wouldn't be without it. Great tool! > > I realize there are many different ways to string. Priss Rappaport just > used her fingers (says it's faster). She must have 1/8 inch thick calluses > by now. > So if you absolutely, positively have to follow Del my idea may not be of > much help. There are many ways to skin a cat, but I don't want to hear > about it. > > Happy stringing. I like Bechsteins. See you in Reno > > Regards > > Carl Meyer > > > > ----- Original Message ----- > From: Joseph Garrett <joegarrett@earthlink.net> > To: <pianotech@ptg.org> > Sent: Monday, May 07, 2001 8:11 PM > Subject: Re: Air Hammer > > > > Carl, > > I'm not quite following what you are doing. I guess I need a picture. It's > > almost clicking, but must be the hour or the senility kicking in. :-) > > Another thing that hasn't been mentioned by anyone is, are you air nailing > > the tuning pin WITH the wire attached or without? As I always use a tuning > > pin crank to wind the coil, BEFORE I pound the pin, this is, I think, an > > important factor. I know that a lot of techs pound the pin first and then > > STRUGGLE to get the wire wound on the t.pin. IMHO this leads to beckets > all > > over the map, so I do it the other way. (It's the way Del taught me.) Good > > to hear from you on this subject, as I'll be stringing a C. Bechstein, > soon. > > Best Regards, > > Joe Garrett > > ----- Original Message ----- > > From: "Carl Meyer" <cmpiano@home.com> > > To: <pianotech@ptg.org> > > Sent: Monday, May 07, 2001 7:33 PM > > Subject: Re: Air Hammer > > > > > > > > > > Joe, I ordered the one for 3/8 since in my earlier post I used a 3/8 > bolt > > > with a shaft coupler and lock nut to set the depth. A piece of rubber > > crazy > > > glued to the end prevented damage to the block. I used this with a > hammer > > > and it worked well. > > > > > > So now I cut the head off the bolt but I had to sand the diameter > slightly > > > to get it to fit in the 3/8 hole. I found that the bolt started to > > > mushroom very quickly. I guess I could routinely grind off the > mushroom. > > > but I might try a grade 8 bolt that would be harder. > > > > > > In your case, I'd find a 1/2 inch OD x 3/8 ID piece of steel tubing and > > > braze or even locktite it on the end of the 3/8 bolt. Taper grind it so > > > that the punch will hit only the bolt end. Now the tubing will act as a > > > guide for the driver and the shaft coupler will serve as a guide for the > > > tuning pin. The tubing needs to be only an inch or so long. Next time > > I'm > > > at the hardware store I'll see if I can find a grade 8 bolt long enough. > > > I'll let you know haw that works. > > > > > > I drove a few pins today in a scrap piece of supply house pinblock. > > > Awesome! > > > > > > Regards > > > > > > Carl Meyer > > > > > > From: Joseph Garrett <joegarrett@earthlink.net> > > > To: <pianotech@ptg.org> > > > Sent: Monday, May 07, 2001 4:19 PM > > > Subject: Re: Air Hammer > > > > > > > > > > Carl, > > > > It came with 3 "tips". 1."finish nail": @.2000" ID 2. "Magnetic tip": > > > > @.4500", which is ok diameter, but don't want magnetized tuning pins! > 3. > > > > "Standard tip: .5000", which is too darned big! > > > > Could you tell me the size of the "tip" you use? > > > > Regards, > > > > Joe Garrett > > > > ----- Original Message ----- > > > > From: "Carl Meyer" <cmpiano@home.com> > > > > To: <pianotech@ptg.org> > > > > Sent: Monday, May 07, 2001 2:25 PM > > > > Subject: Re: Air Hammer > > > > > > > > > > > > > > > > > > Joe! Just what exactly is the ID of the tip you have on your air > > > hammer? > > > > > > > > > > Carl Meyer > > > > > > > > > > ----- Original Message ----- > > > > > From: Joseph Garrett <joegarrett@earthlink.net> > > > > > To: <pianotech@ptg.org> > > > > > Sent: Sunday, May 06, 2001 11:32 PM > > > > > Subject: Re: Air Hammer > > > > > > > > > > > > > > > > Bought one of these at that price. Still trying to figure out how > it > > > > > works. > > > > > > There were no tips that would fit over a tuning pin, so I'll > > probably > > > > have > > > > > > to have a special one made. So much for bargains. :-( I suspect, > > after > > > > > > checking the Danair website, that I should have bought on of > those! > > > > > > Regards, > > > > > > Joe Garrett > > > > > > ----- Original Message ----- > > > > > > From: "Carl Meyer" <cmpiano@home.com> > > > > > > To: <pianotech@ptg.org> > > > > > > Sent: Sunday, May 06, 2001 8:01 PM > > > > > > Subject: Re: Air Hammer > > > > > > > > > > > > > > > > > > > > > > > > > > Murphy's law strikes again!!! Whenever you buy something, it > > always > > > > is > > > > > on > > > > > > > sale somewhere else cheaper!!!! > > > > > > > > > > > > > > Oh well. It's only money, > > > > > > > > > > > > > > Carl Meyer > > > > > > > > > > > > > > ----- Original Message ----- > > > > > > > From: Ron Lindquist <ronli@newnorth.net> > > > > > > > To: <pianotech@ptg.org> > > > > > > > Sent: Sunday, May 06, 2001 7:25 AM > > > > > > > Subject: Air Hammer > > > > > > > > > > > > > > > > > > > > > > Harbor Freight Tools has a nice one on sale for $49.95--I got > > one > > > > when > > > > > > > they > > > > > > > > were $79. > > > > > > > > <harborfreight.com> or 800-423-2567. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > >
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