On Tue, 27 Mar 2007 21:35:41 +0100, AJH
wrote:

On Tue, 27 Mar 2007 11:37:44 +0100, Tom Woods
wrote:

That will probably have a sensible sized thread on it already. The one
hanging on the wall in my office at work looks very similar to the
fittings on my pub gas co2 bottle (which are avaialble from welding
suppliers).

Exactly the same on the one attached to my mig welder ;-)

Thats what i meant!