PEP BB metalworking.sand.twisting - make a twisting wrench

This is a badge bit (BB) that is part of the PEP curriculum.  Completing this BB is part of getting the sand badge in Metal Working.

When you're blacksmithing, it's often handy to be able to twist square bars.  Sure you can grab them with pliers and wrench on them but a twisting wrench makes it much easier.  Let's make one!

Here's a forged/bent one:


And here's a common adjustable one:


To document your completion of the BB, provide the photos or video (<2 min) of the following:
 - The supplies you're starting with
 - Partway through the build
 - The finished twisting wrench