It’s not much of a stretch to say that without nuts and bolts, the world would fall apart. Bolted connections are everywhere, from the frame of your DIY 3D printer to the lug nuts holding the ...
The SR-71 Mach 3 spy plane is built of titanium, with titanium nuts and bolts. The sockets also have to be made from titanium, because the nickel in standard sockets corrodes the titanium bolts.