Specifications : 6 And 12-Point Drive, 1/4 And 3/8 In Drive Tang, 5/32 To 1 In, 4 To 24 Mm Set Size Range, SAE/Metric Material : Alloy Steel Finish : Polished Chrome Dimensions : 18-1/2 In L Number Of Pieces : 180 Includes : (2) Ratchets, (3) Extensions, (51) Standard Sockets, (31) Deep Sockets, Spark Plug Socket, (12) Combination Wrenches, (24) Hex Keys, (2) Pliers, Adjustable Wrench, (4) Screwdrivers, Magnetic Bit Driver With 46 Bits, Bit Adapter, (1) Blow Mold Case