King Gator - Self Adjusting Universal Socket. For those large jobs that need the extra grip! GATOR-GRIP Does The Work of Many Tools, sets of sockets (both English and Metric), standard and locking pliers, and an entire range of open end wrenches. The Gator Grip King Gator Universal Socket is made in the USA and engineered to withstand over 450-foot-pounds of torque. The 1.25-inch diameter socket contains 54 hardened steel spring pins for long-lasting durability. When placed onto a fastener, the center pins retract and the outer pins surround the fastener. As the fastener is turned, the torque is transmitted through the outer pins to the walls of the socket, making this socket an ideal choice for heavy-duty personal or professional use. Fits hex heads measuring 7/16-inch (12mm) to 1.25-inches (32mm). The tool features a 1/2-inch drive, and comes with a 1-year limited manufacturer"s warranty. ETC-125 Socket fits 7/16" - 1 1/ 4" and 11mm - 32mm Fasteners.