Hydrant spanner A) Type: Storz, Ansi Pin, John Morris, Machino, Nakajima; B) Size: 1.5", 2" and 2.5"; C) qualited NFPA membe Hydrant spanner is a tool for opening valve of fire hydrant; may be simple spanner, box wrench, or adjustable wrench, or a specialized tool for use on "anti-vandalism" valves.A) Type: Storz type, Ansi Pin type, John Morris type, Russian type,Nakajima type, Machino type and ...