Speed nuts to hold e body dash pad on?

I have a 100 bare dash frame for a e body. Bought new pad and have most everything to put the dash togeather
But. Being its bare. I don't have any of the clips. Screws. Or even know size of the speed nuts to hold that dash pad to the frame
I went yesterday to try source what needed and other then .25 each for a few #8 screws ...I'm out of luck and will have to look on the net
0roblem in. Not sure what to search size wize
Any help would be gratefull

Best I remember the speed nuts are a 10-24

Hit up a homedepot or ace hardware store
They look like so