【6-point Design】6-point socket design enlarges contact surface between sockets and fasteners, locks force more firmly, reduces wear and prevents rounding off at corners.
【100% Quality Assurance】Forged with heat treated chrome vanadium steel and each socket with corrosion-resistant black phosphate finish for anti-oil, anti-rust.
【Laser Etched Size】 Long-lasting laser etched size markings in each socket make it possible for quick and easy size selection even in the dim light.
【More Sizes & 3 PCS Extensions】15 Sockets: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24 mm; the 1/2-inch impact extension set length can up to 3, 5, 10-inch(76, 127, 254mm).
【Customized Storage Case】Designated slots in the case keep every piece in place and sockets don’t fall off and slip. Sizes are also stamped beside each slot for identification.