Never again rifle through your toolbox for the right adapter. These universal sockets have spring-loaded steel rods, which self-adjust to grip almost any nut, bolt, fastener, or hook. Each set includes two sockets and two adapters to fit most power drills. “This thing is amazing! No need to look for different sockets when you have this bad boy,” wrote one reviewer who keeps one at work, one in the garage, and one in the truck.