PurposeUsed to torque/loosen fasteners in restricted areas in airplane. Primary use: access and torquing of 737MAX winglet attachment bolts.Wrench Size3/8Opening ShapeExternal SquareDrive TypeInternal SquareDrive Size3/8Wrench End TypeExternal SquareWrench Body TypeOffset-LOverall Length10.20Wrench VariationStandard