Utoolmart 1 4 inch Quick-Change Hex Shank 8mm Magnetic Nut Setter Driver Drill Bit 150mm Length Metric 3pcs

* Constructed from forged and quenched chrome vanadium steel with a corrosion-resistant sandblasted finish, high hardness and built to last. * Universal 1/4'' hex shanks fit quick-change/release and firmly lock of standard chucks , drill, driver and screw-gun. * Strong, magnetic pad inside the socket holder to securely grab hexagonal nuts and fasteners for easy installation or loosening / removal. * Applicable for installing in those hexagon tools, such as pneumatic screwdriver, electric screwdriver, pneumatic drill, electric drill, manual screwdriver, and more. * Can be used in household DIY, auto parts, woodworking, professional machine, professional contractor repairing.