Still cold here and still mostly locked down, so going a little nutty..... so show us your wing nuts!
Here’s what Motobecane used on the lower end bikes:
And here is a classic version of the Huret Luxe that came on tons of Peugeot’s and other French bikes (these ones are on a LeJeune):
And finally these are some English (Phillips I believe) I am using on my 30s CCM....