S2 Alloy Steel Driver Bit Kit For Heavy Duty Power Tools ✔️ 150mm length 5mm hex shaft magnetic design packed in a set of ten This ten piece electric screwdriver bit assortment delivers reliable performance for DIY projects and home repair tasks. The heat treated steel resists wear while the integrated magnets keep fasteners locked in place during overhead work. ✅ S2 alloy steel construction for extended durability ✅ Smooth ground surface prevents knuckle scrapes ✅ Universal 5mm hex shank fits most cordless drills ✅ Quenched and tempered shafts handle high torque loads ✅ Strong magnetic tips hold screws securely 💡 What advantages do heat treated s2 steel driver bits offer over standard chrome vanadium sets? Picking up quality drill accessories saves you from stripping fasteners on tough jobs. These bits are a real handy addition to your tool chest. - Tempered steel cores stand up to aggressive torque without snapping - Precision cut shafts lock firmly into battery powered chargers - Tough oxide coating fights rust and extends runtime between replaces - Magnetic heads grip screws quick so you can focus on driving deep ✝️