Rope and Cord Steel Screw Eyes can be used in your office, home, or workplace. They are great for hanging up plants or bulbs, simple interior and exterior decorations, keys, and more. Easy to install and secure into the wood of the ceiling or wall. Measurement options for these screw eyes are a length of 3 ½ inches with an eye size of 1 inch or a length of 3 inches with an eye size of 3/4 inches. There are pack sizes of 2, 5, 10, and 20.