The Craftsman Metric Combination Wrench is a high-quality hand tool made in the USA. This single 12mm wrench features a 12-point design for a secure grip on nuts and bolts and is part number 42916. It is a versatile tool suitable for various automotive and mechanical tasks, combining the functionality of both an open-end and box-end wrench in one tool. Crafted by Craftsman, a reputable brand known for durable and reliable tools, this wrench is a valuable addition to any toolbox for DIY enthusiasts or professional mechanics.