Then, you use a tool to crimp the edges down to trap ... but we’d imagine that an arbor press is more commonly used. Lock washers and nuts seem like a simple topic, but it is way more complex ...

Locking lug nuts have been around since the 1960s, but I remember when they started getting particularly popular in the ’80s. I was in high school, and my friend loved to show off his fancy rims.

Unless you are a mechanical engineer, you might not realize there’s a lot of nuances to something even as simple as a nut and bolt. How many threads do you need to engage? Do lock washers work?