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Older Yamaha Grand Piano Leg Bolt Socket

  • 1.  Older Yamaha Grand Piano Leg Bolt Socket

    Registered Piano Technician
    Posted 06-19-2024 10:08

    For what it's worth, I finally went out yesterday and purchased a socket to fit the square headed leg bolts on our older Yamaha grand pianos.  The heads of the bolts are 20mm square, and a 23mm 12 point socket turned out to be the right size for a good fit.



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    Floyd Gadd RPT
    Regina SK
    (306) 502-9103
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