5/16" standard thread and use a lock washer too. Scott Gray Associate Member PTG Brian Doepke wrote: > > What is the standard size square bolt needed to replace the wing nuts > used inside the benches to secure the legs? > > > > /Brian P. Doepke, RPT/ > > /President-PTG Indiana Chapter/ > > */A.A.A. Piano Works, LLC/* > > */Piano Tuning + Service/* > > www.aaapianoworks.com > > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20091026/41ae3a74/attachment.htm>
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