"No Hex Key?:" 6 f4 [* W+ \5 \2 b4 ~9 p: U! ]* d9 [7 f
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. + o7 {6 m4 Z1 m- D2 y- I# a/ ~, Y! z+ G# ^3 l* p& H3 X