148-pc. Westward SAE and Metric master set includes a wide-ranging selection of wrenches, pliers, screwdrivers, and more, all packed into a sturdy plastic case.• Meets ASME standards Master Tool Set, Primary Application For Professional Use, SAE, Metric, Number of Pieces 148, Tool Storage Type Included Case, Drive Size 1/2 In., 3/8 In., 1/4 In., Number of Sockets/Accs. 63, Number of Wrenches 12, Number of Pliers 2, Number of Screwdrivers 4, Number of Striking Tools 0, Number of Miscellaneous Tools 0, Number of Consumable Parts 0, Standards ANSI, Includes Socket, Wrench, Ratchet Handle, Extension Bar, Screwdriver, Plier, Bit, Hex Key