The Proto Challenger Wrench Lot includes 5 open-end wrenches in various SAE sizes: 3/8, 7/16, 9/16, 5/8, and 3/4. Made in the USA by the renowned brand Proto Challenger, these tools are a versatile addition to any automotive tool collection. With high-quality craftsmanship and precise measurements, these wrenches are designed to provide a reliable grip for fastening and loosening nuts and bolts with ease. Perfect for professional mechanics or DIY enthusiasts, this lot offers a range of sizes to tackle any job efficiently and effectively.