<div dir="ltr"><div dir="ltr">Regarding fastener markings, Whitworth versus Unified. Here's a page from my 1957 Machinery's Handbook.</div><div dir="ltr"><br></div><div dir="ltr">My go to thread gauges.<br><div><br></div><div>Cheers,</div><div><br></div><div>Curt</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun, May 31, 2020 at 1:08 PM Curtis Arndt <<a href="mailto:cnaarndt@gmail.com">cnaarndt@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Gentlemen,<div><br></div><div>Here are two draft articles on British and Austin Healey Fasteners that I will be putting on my blog site later this Summer after I retire. Not yet complete, but a good start. The article on strength rating codes took me 20 years to research!</div><div><br></div><div>Cheers'</div><div><br></div><div>Curt</div></div>
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