Tacklife drive impact socket set improves efficiency 1/2-Inch/Metric/15pcs sockets/3PC Extensions 6-point socket design Deep depth Laser etched size High-strength chrome vanadium steel Corrosion-resistant black phosphate finish Organized storage case 3PCS extensions : 3" , 5" , 10" 15 sockets : 10, 11, 12, 13, 14, 15 Tacklife drive impact socket set improves efficiency 1/2-Inch/Metric/15pcs sockets/3PC Extensions 6-point socket design Deep depth Laser etched size High-strength chrome vanadium steel Corrosion-resistant black phosphate finish Organized storage case 3PCS extensions : 3" , 5" , 10" 15 sockets : 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24mm 3PC Extensions (3" , 5" , 10" ) Wide Application ✔ Ideal for all impact drivers ✔ Reach narrow spaces without unnecessary disassembly steps ✔ 10" extension bar longer than plain extensions High Quality ✔ Made of high quality chrome vanadium steel ✔ Spring loaded detent ball ensures socket is secured ✔ Premium black phosphate finish provides maximum protection from rust and corrosion Easy to Identify laser etched markings on the sockets make it easy for size selection Effective and Accurate 6 point design prevents any rounding off corners for protecting your fasteners and sockets Organized Storage Designated slots in the case keep every piece in place and sockets don't fall off and sli