Universal Post Indicator Valve Wrench. 
One wrench fits most indicator posts. 
Tamper-proof slide nut adjusts to desired location and locks into place. 

Fits indicator posts made for or by: ACIP, Allied, American Darling, Claw, Columbian, Crane, Eddy, EVA, Gem, Grinnell, Kennedy, M.H.& P Co, Mueller, Nibco, O.I.C., Stockham, Waterous, and others. 

Made in USA