PurposeTo install /remove BACN10RF nutsWrench End TypeFace TeethWrench Body TypeStraightWrench VariationStandardDrive TypeInternal SquareInner Tooth to Tooth Distance1.361Number of Contact Points4Spanner ShapeSocketOverall Length4.00Inner Diameter1.03Fastener NumberBACN10RFUsed WithTorque wrenchDrive Size1/2Tooth Protrusion0.500Tooth Width0.172Head Outer Diameter1.36