A bag of screw hooks, plastic covered metal.Perfect for putting lights, curtains and other items around houseCan Be Screwed Into Place By Hand Then TightenedColor: BlackTotal Length: 30 mm / 1.18"Eye Diameter: 9 mm / 0.35"Threading Diameter: three mm / 0.12"Opening: 6 mm / 0.24"Material: Plastic + metalShape: Question markWeight: forty two gPackage Included:50pcs 30mm plastic lined steel screw hooksNote: Light capturing and various reveals may cause the color of the article within the picture a bit different from the real thing. The measurement allowed error is +/- 1-3cm.