On 04/06/2021 13:09, Chris Bacon wrote:
I need 240mm M8 coach bolts (or roofing bolts). These do not seem to be
available.

If I use studding (threaded bar), how can I make a coach bold styne
domed head on one end?

Weld a nut on the end, and add enough extra weld so that you can round
it over with a grinder.

Any other ideas? These to join concrete uprights of sectional building.


Another option - forming a head on a the end of some rod:

From about 1:45:

https://www.youtube.com/watch?v=Az3s...3BD1&index= 5


(and if you have not see the video series, the whole set of them are
worth watching!)



--
Cheers,

John.

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