Peter Percival wrote:
> I think I want one with a straight conical tip and the soldering iron
> that I already own has a tip which looks like a cylinder cut off at an
> angle (does that make sense? If not, see
> https://www.gearbest.com/soldering-supplies/pp_248246.html).  Any
> recommendations?

Also (sorry if I'm boring anyone by returning to the subject) should the
soldering iron be powered via an isolating transformer, or is it ok if
it plugs straight into the mains?

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