I just installed using the adhesive onto a small wooden door, which had an old magnetic attachment that was not holding well. It seems to be holding the door shut. It comes with 5 small screws in case you don’t want to use the adhesive. My main problem with the adhesive is that it was sticking to my fingers, and I had to be careful to make it stick to the magnetic plates, and not my fingers. The clasp has only been on my small door for a few hours, but the door is still closed, and the plates haSee full review