[Heathkit] BH screws

Wed, 7 Apr 2004 15:46:10 -0700

Probably Binder Head. A pan head type screw that is undercut around the
shaft. The theory being that when tightened the head distorts by pulling
the shaft farther than the outside of the head, keeping tension on it to
prevent (reduce) loosening.

73, Ed Richards K6UUZ

On Wed, 7 Apr 2004 15:08:04 -0700 "Murray Grandy" <[email protected]>
writes:
> Some Heathkits have  BH screws. What does the "BH" stand for.
> Murray
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