Unique Bargains 1/2-In Drive x M12 (12mm) Impact Triple Square Spline Bit Socket Metric 3-In Length CR-MO Steel Use with Impact Drivers or Hand Ratchets

[Size] - 1/2-inch drive socket, M12 (12mm) spline bit, 3.07-inch (78mm) total length.

[Torque Strength] - Chrome molybdenum steel provides excellent durability and strength with every impact movement; black phosphate finish for extra protection against rust and corrosion.

[Chamfered Design] - Chamfered ends insert smoothly into fastener head, reducing wear.

[Pin Hole] - Individual pinhole base design adds extra security by placing in a locking pin for stability when exerting strong torque motion.

[Great Tools] - Use with ratchet to improve speed in tightening spline drive fasteners; And the product has no insulation properties and is not suitable for electrical environments.