"No Hex Key?:" 8 Q, t2 K+ a! t4 {$ q4 ?/ f$ Q- p( v
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. 3 f. Y* ^4 a0 b8 a' P
7 U u! u8 ^. K+ Z+ k, Y+ c9 ~. B