PurposeTo drive L.E. slats when gearbox 256T2220 is not installedSpecificationANSI B92.1Overall Length2.97Wrench End TypeExternal Involute SplineWrench Body TypeStraightWrench VariationStandardDrive TypeInternal SquareDrive Size1/2Head Thickness0.88Used WithTorque WrenchWhere UsedL.E. SlatsNumber of Teeth19Spline Pitch32/64Pressure Angle30