This 1/2" square drive socket features a 17 mm wrench width and depth, providing secure fastening for hexagonal nuts. With a length of 78 mm, it is suitable for impact screwdrivers, ensuring reliable performance in demanding mechanical and industrial tasks. Key features: - 1/2" square drive connection for compatibility with standard tools - 17 mm wrench width and depth for optimal nut engagement - Length of 78 mm for extended reach - Suitable for use with impact screwdrivers - Surface protection applied for enhanced durability