National Hardware 0.30 in. D X 2-7/8 in. L Polished Stainless Steel Screw Eye 150 lb. cap. 1 pk

Screw eyes are a screw with a loop on one end and threads on the other end. Screw eyes are commonly used to attach cables to objects, for instance attaching a string to the back of a painting to allow the painting to hang from a nail on a wall.