This Socket is a highly tool designed for tight spaces. It features a precise hex socket with a 1/2” (12.5mm) internal square drive, making it the perfect tool for accessing hard-to-reach areas. This socket is designed with a hexagon AS-drive that permits high transmission of forces to the flats of nuts and bolts without damaging them. It also features an anti-slip drive profile for maximum torque, making it a highly efficient tool for any job.