<VV> Why did they use the Clutch Head

FrankDuVal corvairduval at cox.net
Thu Jan 2 23:04:48 EST 2020

Torx was invented to allow robots to hold the fasteners on their (the 
robot's) tooling.

At least that was common knowledge back 30 years ago.

Hugo, you didn't click on my clutch head link, as if you had, you would 
have seen clutch head fasteners right away!  And the tools to deal with 

Clutch head 1/4" bits are in most every large 1/4" hex bit set. Here is 
one example:


Frank DuVal

On 1/2/2020 9:49 PM, Seth Emerson via VirtualVairs wrote:
> The clutch-head screw sticks on the end of a driver tool as you move to install it. Same reason as an "allen head" bolt.  Same with torx. -Seth

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