• 7 mm magnetic nut driver with hollow core design for long bolt or M4 threaded rod applications. • Universal screw head compatible with 12-point, 8-point, hexagonal, and square sockets. • High-strength magnetic insertion ensures a secure fit and optimal bolt retention. • Made of hardened, chrome-plated steel for maximum durability and corrosion resistance. • Ergonomic handle with orange color coding for quick size identification in the toolbox. • Specialized design to efficiently remove rusted and worn bolts.