SUNEX TOOLS 3690, 3/8 Inch Drive Universal Impact Socket Set, 12-Point, 12-Piece, SAE, 5/16" - 1", Cr-Mo Alloy Steel, Radius Corner Design, Heavy Duty Storage Case

UNIVERSAL DESIGN: Allows you to position socket for work in tight spaces. | 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. | HEAVY DUTY STORAGE CASE: Convenient impact socket transport and storage. | MEETS ANSI STANDARDS: All sockets are rigorously tested, ensuring peak performance and durability. | 12 PIECE SET | SAE: 5/16 to 1