Features:100% brand new and high qualityMaterial: Metal+ InsulationSpecially designed to repair the switch socket drawer junction box.Easy to use: tighten the upper and lower nuts with the included wrench to secure them to the cassette.Effectively preventing loosening: the high hardness metal nail head makes the fixed fixer strong, effectively preventing loosening.Solve the problem that the bottom case cannot be repaired because the socket case is damaged.Corrosion and rust resistant, durable, no curve, no deformation.Suitable for type 86/ 118 bottom switch socket box.