●Double deep: Allows for better access over long studs. ●Flip Sockets: Two bonus deep flip sockets for quickly removing common lug nut sizes. ●Cr-mo steel: provides the strength and flexibility to handle high torque impact tools. ●Radius corner design: reduces wear and increases torque on fasteners by placing force on fastener walls rather than fastener corners. ●Chamfered Opening: quickly aligns fastener to socket. ●Dual size markings: laser etched and roll stamped markings to ensure permanent socket identification. ●Meets ANSI standards: All sockets are rigorously tested, ensuring peak performance and durability.