Sunex Tools 1874 1/4" Drive Master Fractional and Metric Impact Sockets Set

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.. SAE: 3/16" to 9/16" and METRIC: 4mm to 15mm; "(F) x "(M) ADAPTER. FULL COMPLEMENT OF EXTENSIONS: Provides access to virtually all recessed fasteners.. UNIVERSAL JOINT: Adapts any socket for use in swivel applications. International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.