Crescent, 148 Piece, Mechanic Hand Tool Set, Set Includes 1/4", 3/8" & 1/2" Quick Release Ratcheting Drives With A Wide Selection Of Standard & Deep Sockets In The Most Common SAE & Metric Sizes, Included In The Set Are The Following 3/8" Drive Tools: 60 Tooth Quick Release Ratchet Drive, (2) Extensions, 3/8" To 1/4" Adapter, (2) Spark Plug Sockets, (16) 12 Point Sockets & 9 Each 6 Point Deep Sockets SAE & Metric, 1/2" Drive Tools: 60 Tooth Quick Release Ratchet Drive, 5" Extension, 7 Each 12 Point Sockets SAE & Metric, 1/4" Drive Tools: 60 Tooth Quick Release Ratchet Drive, 3" Extension, 22 Each 6 Point Sockets SAE & Metric & (3) Torx Bit Sockets, 12 Each SAE & Metric Long Pattern Combination Wrenches, Long Nose Pliers, 6" Black Oxide Adjustable Wrench, (2) Acetate Handle Screwdrivers, A Magnetic Bit Driver With 45 Driver Bits & 18 SAE & Metric Hex Keys.