> I have a machine like what you are tying to build it
> is made by pace this is how mine is made there is a
> glass tube that fits up against the holow tip tube
> with a s shaped piece of metal in it the metal
> instantly cools the molten solder then a filter plug
> a rubber stopper that the suction hose hooks to the
> tube is about half inch in diameter 4 inches long
> the glass wont conduct heat from the tip hope this
> helps if you need i will send you some pic's
> good luck
>
I think i have worked with a very similar unit, but i fear i can't
get this glass tube thing to work as i have no such glass.
i think ordinary glass would crack due to heat tensions.
thanks
ST