This 1/2" impact socket with a 10 mm wrench width and 40 mm length delivers reliable fastening of hexagonal nuts in demanding automotive and industrial settings. Its robust construction withstands high torque, ensuring durability and consistent performance with impact screwdrivers. Key features: - Wrench width and depth: 10 mm - Length: 40 mm - 4-point socket design for secure grip - Compatible with 1/2" drive impact tools - Surface protection for enhanced durability