Quote Originally Posted by Bjacobs571 View Post
Because the lugs are a good fit in the valve ,they are short quite thick and have a good square profile ( as they were milled not filed) I didn't need to heat treat them.
It is possible to use round bar as long as you can machine flats on the bar so you can grip them in a vice.
Thanks for your reply.

As soon as I can clear a space in my workshop (that is currently housing lots of stuff from my old unit that I have just had to clear out ) I will see what bar stock I have lurking about and knock something up.