On Jun 5, 7:53*pm, john B. wrote:


To be picky the exact size is M5-.8, which is the metric coarse
thread. There is also a fine thread that is M5-.5, that won't fit.

The thin rounded head screws are commonly refereed to as "button
head", not as "cap head" as another poster called them.

I gave up on button head M5 screws after stripping a couple of the hex
wrench sockets.

- Frank Krygowski