Draper expert 1 4 f x 3 8 m socket converter draper expert 68589 p expert quality frac14 in x 8540 in female to male socket converter manufactured from chrome vanadium steel hardened tempered chrome plated and polished for corrosion protection spring loaded ball bearing for secure socket holding p p manufactured and tested generally in accordance with din3122 and iso3315 specifications br br p draper expert 68589 1 4 f x 3 8 m socket converter