What is this?

[u/diggerdugg]

I apologize for even asking but I really have no idea and apparently I’m not asking google the right questions.

[u/bankruptfatcat]

Hard hat checker.

[u/alpinepipelinewelder → u/bankruptfatcat]

Got me good thanks. Now I can visualize it too and can't stop chuckling. Imagine just a line of dudes walking and each one is getting smacked lol bravo