Panzergewinde is a German word that means "armor thread." It refers to a type of thread that is used to screw things together in a way that is really strong and secure, kind of like how armor is really strong and secure.
The reason panzergewinde is so strong is because the thread is really deep and the angle between the threads is really steep. This means that when you screw something together using panzergewinde, the threads really grip onto each other tightly, making it really hard for the thing to come apart again.
Think of it like this: imagine you have two interlocking puzzle pieces. If the notches and grooves that fit together are really deep and steep, they'll be really hard to pull apart, right? That's kind of like how panzergewinde works.
So, basically, panzergewinde is just a really strong and secure way of screwing things together. It's used a lot in industries where things need to be really sturdy and reliable, like in construction or engineering.