The product is a set of three Slammer Wrenches from Armstrong, a reputable brand known for their quality tools. These wrenches are designed for SAE measurements, and are manufactured in the United States. The manufacturer part numbers 8809, 8810, and s-56 ensure that you are getting genuine Armstrong products. Whether you are a mechanic, a DIY enthusiast, or a professional tradesperson, these USA-made wrenches will provide the leverage and durability you need to tackle any project with confidence.