you have that one light that keeps going out or you have one out that you know has power to it. this is the trick to fix the poor ground in an old socket.
drill the hole so that you cut into the socket if you can and clean off the spot it touches down to bare what ever it is made of. normally steel that's why the rust forms in the crimp and cuts off you flow of electrons
drill the hole so that you cut into the socket if you can and clean off the spot it touches down to bare what ever it is made of. normally steel that's why the rust forms in the crimp and cuts off you flow of electrons