Craftsman 165 pc Mechanics Tool Set # 38165 Set includes a total of 92 sockets in three drive sizes - 1/4, 3/8 and 1/2-Inch Set includes one ratchet in each drive size, two extension bars and two universal joints Also includes twelve combination wrenches in both inch and metric sizes Nut driver bits, screwdriver bits, driver handle and hex keys are also included