A set of magnetic nut drivers / setters with a 1/4" Hex shank drive. Drives nuts, bolts, screws and other fixings with a hexagon head. Fitted magnet holds the nut (fixing) in place for quicker installations. The 1/4" (6.35mm) hex shank allows them to be used with Impact Drill / Drivers with quick release systems or with a suitable chuck. Hardened CR40 with a phosphate finish for strength and protection. 10 Metric drivers: 6, 7, 8, 10, 12, 13, 14, 15, 17 and 19mm Magnetic insert holds the nut in place for quicker installations Hardened CR40 with phosphate finish For use with all Impact Drill / Drivers Universal 1/4" Hex shank Length: 65mm Suitable for workshops, carpentry, machine repair, DIY etc