"No Hex Key?:" ' ^, `+ {+ X9 l9 v( k9 x5 a7 G+ A* [3 J# l- B& `/ H9 [' S2 i8 G
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. . b4 Q4 L# A8 x) B# H