In the Model Creator
First-Person and GUI
The angle it's held at was tweaked a little bit from this texture to make it more standardized along with the other items. The way it renders in the inventory was a result of at least an hour of tweaking values, and I don't want to do any more of that.
Item Frame and Third Person
Technically, it's second-person rendering, but from a technical perspective it uses the third-person rendering code.