Is 5mm thick steel plate tapping M8 thread reliable?
General use is no problem, because the general M8 nut is only about 5MM. Practical experience is not a big problem. As long as it's not the main bearing, there's no problem. Really feel unreliable, you can use more than a few screws on it.
With 5mm steel plate upside M8 thread, with M8 screw, that depends on what you use it to do? Check the strength of the screws at M8 (different grades, different intensities) to see if you are reliable and unreliable.
The pitch of the M8 is 1.25, it can attack 4 teeth. The force of the thread is 4-5 teeth. The bottom is not greater than 6.7mm, 8.8 plus elastic pad bolt.
