"No Hex Key?:" ( c U( ]7 z% @2 S: G* T- o/ w
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. ) s! e5 m2 V8 n! D/ d$ U; Z$ U( q, b/ @- b4 O# b