It's emphatically NOT a thumb screw -- it's a "quarterturn screw". Thumb screws have a cylindrical, knurled head. See http://accuratemfg.com/CATALOGS/Jig%20&%20Fixture%20components%20Current.pdf <http://images.google.com/imgres?imgurl=http://accuratemfg.com/images/ThumbScrewGroup.jpg&imgrefurl=http://www.accuratemfg.com/&h=336&w=417&sz=16&hl=xx-elmer&start=116&sig2=mqJ19p91ORT5Y8ti0bUWAA&um=1&tbnid=MQ0XuXt6QFoclM:&tbnh=101&tbnw=125&ei=zl3kR7KOCKD2gAOrlcGxAw&prev=/images%3Fq%3D%2522thumb%2Bscrew%2522%26start%3D100%26ndsp%3D20%26um%3D1%26hl%3Dxx-elmer%26safe%3Doff%26rls%3Dcom.microsoft:en-us:IE-SearchBox%26sa%3DN> On Fri, Mar 21, 2008 at 4:54 PM, Ron Nossaman <rnossaman at cox.net> wrote: > > > They probably won't bother to find them, so I have the problem of > > getting new ones. Luckily the thread is 3/8" British Standard Whitworth > > and as a last resort I could have a welder make them up from coach > > bolts, but I'd rather look for the proper things first. The question is > > : what do you call a bolt of this style that is not a wing bolt? > > > > JD > > I confess! It's a thumb bolt, or thumb screw. > > Ron N > -- | || ||| || ||| || ||| || ||| || ||| || ||| || ||| jason's cell 425 830 1561 -------------- next part -------------- An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/20080321/b4e5dd22/attachment.html
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