[TheForge] nail header

[jj tobako]

> If instead of shouldering we took the same amount of starting stock 
> and
> taper it -- how long would the taper be?  The volume of a pyramid is 
> equal
> to 1/3 of the height times the area of the base.  So if I start with 
> the
> same amount of metal 1/4 x 1/4 by 1/2 inch long and taper to a 
> perfect
> pyramid -- the it will be 3 times longer or 1 and 1/2 inches.  Same 
> volume
> of metal but a shorter nail.
> 
> To make a nail the same length using the pyramid -- will require 
> more
> metal -- which is how we started this discussion.

but the pyramid base is the same size as the header hole, which is the
size of the shank of the shouldered nail, meaning 1/8 x 1/8. 

john tobako

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