[SEL] nail with the threads

[John Neth]

Plywood?  Shank?

Sent from my iPhone

On Jul 3, 2012, at 10:34 AM, Ed Stoller <edstoller at earthlink.net> wrote:

> 
> What is the name of that nail with the threads on it called?
> 
> 
> 
> 
> 
> Ed Stoller
> New Fairfield,  CT,   USA
> www.enginesandmagnets.com
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