This 3/8 in. deep socket set is constructed of durable chrome vanadium for better wear compared to standard steel sockets. Bright color-coded sockets make size identification quick and easy. Deep sockets are the optimal choice for applications with long-threaded bolts or hard-to-reach places. The 3/8 in. composite socket wrench is a great tool for everyday use. It’s lightweight yet durable and feels great in your hand. The 72-tooth ratchet is made of chrome vanadium steel for long performance life. The lightweight composite handle features a comfortable rubber grip. And because the socket wrench is composite instead of metal, you don’t have to worry about touching battery terminals.