On Thu, 8 Oct 2020 10:45:38 +0100, Andy Burns wrote:

I find pressure washers need sizes that are not in the selection boxes,

I think you need both metric and imperial sets to be covered.

and they're picky to 0.1mm, too small leaks, too big refuses to connect.

I find that with all O rings, which is where having the two sets is
useful. 6mm v 1/4" sort of thing...

--
Cheers
Dave.