Hi Terry, They have an extra large Phillips and Robertson that fits your tuning hammer tip, they are designed specifically to tighten plate bolts. I purchase a new Phillips just a few months ago. Kind of nice that you don't have another tool handle in your kit. Regards Roger At 12:43 PM 08/07/99 -0500, you wrote: >Hi Roger, > >Pianophile only sells up to a #3 which is not nearly big enough. I was not >able to locate anything larger. > >Regards > >Terry Beckingham > >At 09:31 AM 7/8/99 -0600, you wrote: >>Hi Doug, >> The square socket screws and bolts are called Robertson's. I >>great invention if you need to place a lot of torque to the fastener with out >>the blade slipping. Pianophile sell a bit that fit's your tuning hammer, >>what a >>combination for tightness? >>Regards Roger >> >> >>At 09:51 AM 08/07/99 -0700, you wrote: >>> >>> Hi list, >>> A customer of mine has a Heintzman & Co. console, made in Toronto. The pin >>> block is pulling away from the back frame and I received the go ahead for >>the >>> repair. My problem is the bolts going through the plate into the block and >>> back frame are Thompson bolts ( square recess in head of bolt) and I can't >>> find any supplier in the U.S. with this large of Thompson driver. The plate >>> bolts have a square recess of 3/16" square or roughly 5mm. I wouldn't mind >>> being a set of Thompson drive sockets so I can tighten up a few other things >>> on this piano. Any suggestion for tool suppliers from are Canadian list >>> members? >>> Thanks >>> Doug Mahard, Associate >> >> >> >>Roger Jolly >>Baldwin Yamaha Piano Centre >>Saskatoon and Regina >>Saskatchewan, Canada. >>306-665-0213 >>Fax 652-0505 <html> >>Hi Doug,<br> >> &n bsp; >>The square socket screws and bolts are called Robertson's. I great >>invention if you need to place a lot of torque to the fastener with out >>the blade slipping. Pianophile sell a bit that fit's your tuning hammer, >>what a combination for tightness?<br> >>Regards Roger<br> >><br> >><br> >>At 09:51 AM 08/07/99 -0700, you wrote: <br> >><font size=2><blockquote type=cite cite>Hi list,</font><br> >><font size=2>A customer of mine has a Heintzman & Co. console, made >>in Toronto. The pin block is pulling away from the back frame and I >>received the go ahead for the repair. My problem is the bolts going >>through the plate into the block and back frame are Thompson bolts ( >>square recess in head of bolt) and I can't find any supplier in the U.S. >>with this large of Thompson driver. The plate bolts have a square >>recess of 3/16" square or roughly 5mm. I wouldn't mind being a >>set of Thompson drive sockets so I can tighten up a few other things on >>this piano. Any suggestion for tool suppliers from are Canadian >>list members? </font><br> >><font size=2>Thanks</font><br> >><font size=2>Doug Mahard, Associate</font><br> >></blockquote><br> >><br> >><div>Roger Jolly</div> >><div>Baldwin Yamaha Piano Centre</div> >><div>Saskatoon and Regina</div> >><div>Saskatchewan, Canada.</div> >><div>306-665-0213</div> >>Fax 652-0505 >></html> >> > Roger Jolly Baldwin Yamaha Piano Centre Saskatoon and Regina Saskatchewan, Canada. 306-665-0213 Fax 652-0505
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