How did he make this joint?

[Michael Horowitz]

At <http://members.cox.net/mhorowit/interesting weld with comment.jpg>
is a pic of two tubes welded at 90 degrees.
Any idea how he got any strength to the joint? I don't think either
tube had any metal removed for fitting. - Mike

[Michael Horowitz]

Sorry, wrong NG - MIke


Michael Horowitz > wrote:

>
>At <http://members.cox.net/mhorowit/interesting weld with comment.jpg>
> is a pic of two tubes welded at 90 degrees.
>Any idea how he got any strength to the joint? I don't think either
>tube had any metal removed for fitting. - Mike