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> > >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> >
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