Water resistant tin
Flint & striker
Wire saw (finger loops)
Field and Stream have a jam packed kit with 19 slides on the contents of it and other kits, like this:
As you can see so far, this survival kit if for Wilderness Survival. It's something you want on you when you find yourself stranded in the middle of nowhere. Like when you have to eject from a stricken airplane. Same principle, but a civilian won't have a helicopter crew deployed immediately to come get him, so the military band radio is superfluous. Better have a good cellphone and plenty of connectivity. And the flares we had that shot froma ballpoint pen size launcher might be a bit much for an altoid tin. The military kit is in the flight vest, with some extra stuff in the ejection seat that you may or may not be separated from in a punch-out.
Someone made a video of his assembly of a true altoids tin kit here, which is kind of cool.
Here is another sample of a homemade kit: