Draper expert 14 square drive hi torq hexagon sockets draper expert 12478 expert quality 6 point sockets manufactured from chrome vanadium steel hardened tempered chrome plated and polished for corrosion protection chamfered ends allow positive nut locationsold loosemanufactured and tested generally in accordance with din3122 and iso3315 specificationsdraper expert hi torq174 is a registered trademark of draper tools ltd draper expert 12478 13mm 14 square drive hi torq hexagon s