This 300 Pc. Tool Set is Ready for a Lifetime of Hard WorkBuilt for high-torquing, fast-moving, just-get-it-done work, this Craftsman 300 pc. professional tool set features a rugged alloyed steel build, precision machining and the assurance of Craftsman s Forever Guarantee. Whether you re wrenching hard in the machine shop, busting through a rebuild in the garage or fighting your way through a tangle of pipes and tubing trying to get a furnace back online, this tool set delivers the grip and flexibility you need to get the job done right. With a host of tools, from nut to screw to specialized drivers, both combination and tubing wrenches, short and deep well sockets and a variety of the most commonly used sizes, this 300 pc. tool set will work you through hundreds of projects. And since each piece is built to the high standards of Craftsman, it delivers superior performance for a lifetime. A powerful tool set designed to get the job done, if you re serious about what you do, stock up with this 300-piece.