The economical HWB cast ductile iron hydrant wrench fits pentagon nuts up to 1-3/4" or square nuts up to 1-1/4". Both wrenches also have spanners for either pin or lug style hose couplings. Hydrant wrenches are zinc-chromate plated for corrosion-resistance. Reed Hand Tools are for the professional trade and are warranted against all failure due to defects in workmanship and materials for the normal life of the tool.