Hyper Tough Twist-On Wire Connectors are the perfect addition to your hardware collection. Whether you’re a professional on the jobsite or a weekend warrior taking on small projects these wire connectors are great for use with light switches receptacles ceiling fans lighting security systems and more. Simply twist into place to connect copper wire ends together for reliable operation. Ergonomic winged grips make the connectors easier to grasp when your tackling tough projects. This 30-piece set of wire connectors is color-coded by industry standards for easy identification: 10 yellow 15 tan and 5 red. When you need an electrical accessory you can count on choose Hyper Tough Twist-On Wire Connectors.