"No Hex Key?:"' O8 g. P3 R- @- @5 B8 T; R
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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. 9 {5 t) l7 l/ N4 T 0 p, i2 d4 k3 z V$ P, T4 x" I# f. a