where to get steel spikes

http://studsandspikes.com/buy/contact_us.php

Correct me if I'm wrong but the ones little shop have look like they were tubing that has been tappered down such as a pie cut welded and grinded smooth to achieve there affect.

They may be I never got to read the article but I guess one can take what I said for a thought

i had mine made at billet and acrylic fantasies.