This 1/4" Drive Extension Socket Adapter is designed for professional use, constructed from S2 modified shock-resistant steel to ensure exceptional performance and longevity. At 2 inches long, it provides the perfect reach for hard-to-access fasteners. The precision-controlled heat treatment enhances durability and wear protection, while the ball lock feature allows for quick change outs and the pin lock ensures added security. Ideal for use with impact tools, this adapter is a reliable choice for demanding applications.