Re: bolts with square threads

[Paul Burr <tigerpb@ids.net>]

Nolan Penney wrote:
> 
> >My 70 TR6 has bolts that have square threads (3 sides have contact
> >surface) that are used to hold body panels together and also to bolt
> >the doors to the hinges, hood & trunk lid to the hinges, etc.
> 
> They are acme threads.  Common in industrial applications, such as the
> scissor jacks for cars.  Find an industrial supply store in your area
> and ask them about it.  They'll have what you need, or steer you right.

Acme Threads? I'd be real careful if the guy at the counter is named
"Coyote"!