Draper expert 11 pc 1 2 square drive hi torq metric hexagon deep impact sockets draper expert 37847 b i expert quality i b 6 point deep sockets 78mm long forged from chrome vanadium steel hardened tempered and chemically blacked for corrosion protection hole for accessory spring loaded ball packed in steel carrying case br br b b br br draper expert hi torq 174 is a registered trademark of draper tools ltd draper expert 37847 11 pc 1 2 sq drive hi torq metric hex deep i