Here is a look on this unusual tubular lock (or smilier to) that is usully placed in vanding machines etc.
The is very unique as you can see
The system is very similar to the lock I’ve recently described in here the “Z-con”
This is the lock without the key
As the key goes in the levers (or disc) will sit in the holes and the plug can turn
The hole in the key is key retinar that porvents the key extraction.
Here is the inside of the core