AMPRO  T45973 73 Piece 1/4-Inch, 3/8-Inch and 1/2-Inch Drive Fits All Go Thru Socket Set Eleven 1/4 inch screwdriver bits, two Phillips, two Slotted; two Hex, three Star, and two Pozi Convenient and sturdy carrying case Eleven 13 millimeter Fits All Go Thru Sockets, ten 19 millimeter Fits All Go Thru Sockets, six 22 millimeter Fits All Go Thru Sockets Three Go Thru Reversible Offset Ratchets, three Go Thru Deep Socket Adaptors, and three Quick Release Ratchet Adaptors 1 Bit Coupler, 7 Fits All Combination Wrenches, 2 Extension Bars in 1/4 and 3/8 inch drive, 11 Hex Keys, 1 Spinner Handle, and 1 Bit Coupler