SUNEX TOOLS 1848, 1/4 Inch Drive Master Impact Socket Set, 48-Piece, SAE/Metric, 3/16 Inch - 9/16 Inch, 4mm - 15mm, Standard/Deep, Cr-Mo Alloy...

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. 48 PIECE SET