Motor screws

[squeeforever]

Or you could use the star type washers.

[BrianG]

Originally Posted by squeeforever

Or you could use the star type washers.

Squee, star washers work well on plastics, but I haven't had much luck on metals. The edges of the star are supposed to gouge into the material making the screws hard to turn, but the harder metals (6061/7075 Al included) tend not to take as easily - at least in my experience.