PurposeUsed with torque wrench to tighten ring type nutsWrench End TypeFace TeethWrench Body TypeStraightWrench VariationStandardDrive TypeInternal SquareInner Tooth to Tooth Distance1.545Number of Contact Points4Spanner ShapeSocketOverall Length1.10Head Thickness0.75Inner Diameter1.55Fastener NumberBACN10RF-19Used WithTorque WrenchDrive Size1/2Tooth Protrusion0.350Tooth Width0.175Head Outer Diameter1.70