"No Hex Key?:" / q* ]. ]. S. s: y0 ?7 r* J4 |, ?7 E
1/2 3/8 1/4 inch rod couplings can be used in a pinch if you need a hex key or allen wrench. insert rod coupling into hex opening in lug set screw and turn with wrench. ! r& G; x: o+ B6 F7 O7 A6 o& Y' v' K- r- q