Product Description Klein's Torque-Sensing Wrenches are micro-adjustable for increased accuracy. They are easy to read and adjust with a quick release lever. Rely on this torque wrench to tighten your bolts to the best spec possible. 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 57000 Micro-Adjustable Torque-Sensing Wrench offers the user a rugged, industrial strength torque wrench able to withstand the rigors of professional use. With “torque by feel”, it's torqued to micrometer accuracy. The micrometer "clicker" torque wrench features a distinct breaking action when the set torque is reached. The breaking action and clicking noise is greatest at the upper part of the scale, and it has a positive lock with spring loaded pull-down lock ring. The 57000 has a 3/8-inch square-drive ratchet head that allows speedy torquing and operation in confined working areas, and it torques to the right. The wrench has a comfortable plastic handle for a non-slip grip, a 15-75 foot-pound range, is 14-1/8 inches long, and weighs about 2 pounds. The Klein 57000 Micro-Adjustable Torque-Sensing Wrench is sold one item per package.