The JobSmart 10 mm Combination Wrench is perfect for your next project. With both a box end and an open end, it allows you to tighten and loosen a variety of nuts, bolts and other fasteners. Made from highly durable chrome-plated steel, this combination wrench makes a long-lasting and reliable addition to your tool box. DIY enthusiasts and professionals alike will be able to see a lot of use from this versatile wrench. The size is printed directly on the handle of the wrench, and it is built in accordance to ASME/ANSI standards.