The Husky 1/2 in. Drive Universal Joint is made of alloy steel for increased strength and durability. The base features large size markings for easy visibility. Husky U-Joints feature chamfered lead-in on the drive end for easier attachment to drive tools. A ball detent helps secure the socket to the adapter, allowing access to hard to reach fasteners without losing strength. The Husky 1/2 in. Drive Universal Joint is a great addition to the tool box for any professional or DIYer. | DEWALT 3/8" Drive Universal Joint DWMT86211OSP