Ground wire connectors are - Tough thermoplastic, UL 94V-2 flame-retardant shell rated for 105 degrees Celsius (221degrees Farenheit) - Zinc-plated square-wire spring - Color-coded Green to industry standards for quick and easy identification - Specifically designed for making positive ground connections and bonding non-metallic sheathed cable - Live-action square spring draws wires deep into spring for safe, tight grip and making a strong connection - Built-in, swept-back designed wirings enable user to tighten connectors easily without tools
