Hex Adapter is a particular kind of tool used to change the drive size on a socket wrench or power tool. Typically, it is constructed with a square-shaped socket on one end and a hexagonal socket on the other. It is available in a variety of sizes to support various drive and hex sizes. Hex Adapter is a flexible tool that can make removing or reinstalling bolts and nuts much simpler and more effective. In industrial and automotive settings, where various sizes of bolts and nuts are frequently used, it is widely used.