This 3/8" square drive socket with an 11 mm wrench width and 30 mm length delivers precise torque transfer for hexagonal nuts, ensuring efficient performance in confined spaces. Its magnetic feature enhances ease of use, making it suitable for professional mechanical and industrial tasks. Key features: - Connection size: 3/8" square drive - Wrench width: 11 mm, wrench depth: 5 mm - Length: 30 mm for improved accessibility - Magnetic socket for secure nut retention - Surface protection: other coating for durability