"Buerste" writes:

"John Doe" wrote in message
...
Is there anything to know besides sticking the pipe through the
spring and bending it?

Thanks.

Make sure that the pipe goes in the correct end of the spring. It has to
wind CCW from the top. If you get it wrong just turn the spring around.

Wait, what?
--
As we enjoy great advantages from the inventions of others, we should
be glad of an opportunity to serve others by any invention of ours;
and this we should do freely and generously. (Benjamin Franklin)