Fully assembled 3D printable wrench

After watching the infamous video from a few years back where Z-Corp prints a fully working wrench i decided i wanted to do the same thing on my own printer.   Now, i am not talking about a "print-several-pieces-and-then-assemble" version which there are already a ton of on the internet.  What i wanted to do was something i could print and that would actually be fully working straight out of the printer.  I like to think i came pretty close. All you need to do is to remove the internal suppo