[R-390] bristol wrenches

[Richard Loken]

On Thu, 19 Mar 2009, wli wrote:

> That is great info. I had no idea re the history behind these weird
> screws. It all makes sense thinking as a *mechanical engineer*. I guess
> the increased cost of manufacture prevented them from being a universally
> accepted fitting.... too bad for the rest of us.

How do the mechanical features of Bristol fasteners stand up against Torx
fasteners?  It seems to me that Torx came about for similar reasons some
50 years after Bristol...

-- 
   Richard Loken VE6BSV, Unix System Administrator : "Anybody can be a father
   Athabasca University                            :  but you have to earn
   Athabasca, Alberta Canada                       :  the title of 'daddy'"
   ** richardlo at admin.athabascau.ca **             :  - Lynn Johnston