3/8 DRIVE 13MM METRIC 6 POINT CHROME SOCKET – GREEN B13M6AG | eBaydiy Tools

Opti-Torque™ applies torque to fastener sides, not corners which allows more torque to fastener and longer life
Counter-Torque™ distributes the torquing stress uniformly throughout the socket, extending socket life
High-visibility to identify socket sizes at a glance with oversized laser markings (blue for metric)