This is not a conversation about guns. This is a conversation about items that have withstood abuse that are near unbreakable.
Some items I have heard referenced as AK47 of:
Gerber MP600: It’s a multi tool
Old Thinkpad Laptops
Mag lights
Toyota Hilux
Are there hammers you don’t buy for life?
Those cheaply made in china plastic handle one, it will break and fling itself across the room.
Plenty