Draper expert 10mm 19mm 1 2 square drive hi torque 7 piece socket set draper expert 19072 b i expert quality i b set of 1 2 square 12 point sockets manufactured from chrome vanadium steel hardened tempered chrome plated and polished for corrosion protection chamfered end allows positive nut location display packed br br b manufactured and tested generally in accordance with din3122 and iso3315 specifications b br br draper expert hi torq 174 is a registered trademark of