Where Used737 top of section 48 for hydraulic and pneumatic fittingsWrench Size13/16Opening ShapeRoundedWrench End TypeOpenWrench Body TypeOffset-LWrench VariationDouble EndOffset Height3.25Drive TypeHandleHead Thickness0.25Overall Length6.25Second Wrench End TypeOpenSecond Wrench End Size7/16Second End Opening ShapeRoundedSecond End Head Thickness0.25