Airpot Thermos Jug - Replacement Lever

This is a replacement Lever for an Airpot Thermos jug.

I don't really know if these Levers are universally used in multiple different airpots, but if not i can check for which model I have if anyone's interested.

You have to rework this part, because the drill hole has to be drilled with a 3,1mm drillbit.
The bolt on my Airpot was 3mm in diameter but the knurled part of the bolt is 3,2mm...

If anythings unclear feel free to ask.

Hint:
To replace the Lever I had to remove 2 screws a