screw head map - kinda cool!

[Piper]

hey fellas.. just stumbled onto this today. http://www.instructables.com/id/When-a-Phillips-is-not-a-Phillips-Plus-So-Much-Mor/step110/Combo-Slot-Square/

I thought it was a bit of a joke but it's pretty interesting. Take a look..

p

 

[Jeff]

That was interesting. Thanks for sharing.

 

[JEEPLESS]

Very cool . . . Thank you Piper!

 

[cokeexpress]

Pretty cool, it plays games with your eyes after looking at them for a minute.