He just needs a bigger hammer. Carl Meyer Ptg assoc Santa Clara, Ca. ----- Original Message ----- From: "Ron Nossaman" <RNossaman@cox.net> To: "Pianotech" <pianotech@ptg.org> Sent: Thursday, July 03, 2003 8:44 AM Subject: Re: Accu-just hitch pin removal > > >Can you run a hardened screw into the remaining > >portion, like a drywall screw, and pull it out? > >( Vise grips on block to act as fulcrum, perhaps with > >a drop of penetrating oil on the periphery? ) > > Thump > > I doubt it. I don't think you could get enough thread into the roll pin, > and any more pressure from the inside just makes the pin grip the sides of > the hole harder. I tried to look up Rockwell hardness figures for these > pins and for cobalt drill bits. The bits are (according to the single > source I found) indeed harder than the roll pins so, as Keith suggested, it > may actually be possible to drill them out. It would certainly impress me > if it worked. > > Ron N > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives >
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