On 25/10/2018 19:17, Theo wrote:
wrote:
But the no 1 limitation is that the bits screw into place, they're
threaded. So there appears to be zero hope of it lasting decades.

I think somebody said they have an M5 thread, and M5 is a common kind
of bit:
https://www.ebay.co.uk/itm/M5-Shank-.../382418750884?

You would need to thread them yourself, though.



No iron that I've owned in the past 40 years has had a screw in tip. I
would think that after some use, especially with the fumes from flux
that unscrewing such a tip would be impossible.


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