Sealey 12 piece impact socket set 3 8in sq drive metric imperial sealey ak682 p this impact socket set from sealey includes a range of 12 walldrive reg sockets in metric and imperial sizes with 3 8in square drive p p walldrive reg sockets allow transfer of up to 30 more torque to the fixing before the risk of damage to the corners of the hexagon this also permits damaged fixings to be easily tackled p sealey ak682 impact socket set 12pc 3 8 sq drive metric imperial