Draper expert 1 2 sq drive offset handle draper expert 74390 b i expert quality i b manufactured from chrome vanadium steel hardened tempered chrome plated and polished for corrosion protection head offset at 90 176 spring loaded ball bearing for secure socket holding display packed br br b manufactured and tested generally in accordance with din3122 and iso3315 specifications b br br draper expert 74390 1 2 sq drive offset handle