The Gator Grip Universal Socket Set fits 1/4" - 3/4" standard and 7-19mm metric. Always have the right size socket. Designed with 54 steel rods to instantly grip any shape. Grips hex nuts, wing nuts, square nuts and even broken and rusted nuts. Torque exceeds 100 ft pounds of power. Maximum depth - 3/8". Set includes the Gator Grip universal socket, drill adapter and 3/8" drive ratcheting socket wrench. Take the guesswork out of finding the right socket. The Gator Grip Universal Socket Set's 54 steel rods will let you easily fit any shape. Plus, it's made for maximum durability with 100 ft-lbs of torque and a 3/8" maximum depth. Get the job done right, and fast, with this powerful socket set.