PurposeUsed in limited access area on entry doors to install bolts and screwsWrench VariationDouble EndWrench Size7/16Opening Shape12Wrench End TypeBox EndWrench Body TypeOffset-LDrive TypeHandleHead Thickness0.28Second Wrench End TypeBox EndSecond Wrench End Size5/16Second End Opening Shape12Where UsedEntry doorsOffset Height6.00Overall Length3.50Second End Head Thickness0.20