Product Description This Klein Tools 7-Piece Combination Wrench Set includes seven of the most popular wrench sizes. Each wrench has an open-end and a box wrench, both with the same size opening. This set also comes with a pouch that has marked pockets for each wrench and hanging grommets. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857. From the Manufacturer Since 1857, the company operated by mathias klein and his descendants to the fifth generation, has grown and developed along with the telecommunications and electrical industries where Klein pliers first found major usages. Today, klein tools, inc. represents much more than klein pliers. The company's product line has broadened to include virtually every major type of hand tool used in construction, electronics, mining and general industry in addition to the electrical and telecommunications fields. Klein offers a lifetime warranty on material defects and workmanship for the normal life of the product. The klein 68400 is a 7-Piece combination wrench set with seven wrenches, sizes 1/4-Inch(68410), 5/16-Inch (68411), 3/8-Inch (68412), 7/16-Inch (68413), 1/2-Inch (68414), 9/16-Inch (68415) and 5/8-Inch (68416). These wrenches are corrosion resistant, and forged from the highest quality alloy steel. They are nickel-chrome plated, the open ends are offset at the standard 15-Degree angle, and they box ends have a 15-Degree angle offset. This set includes a pouch with marked pockets for each wrench