In respect to this, how do set screws work?
Designed to fasten one object inside another, set screws pass right through a threaded hole in the outer object and are tightened against the inner object. … The set screw works by exerting compressional force through the tip to prevent the relative movement between the two objects so each part can function as intended.
In this regard, how do you fix a towel rack on drywall?