Used for removing steam radiator spuds and can be used on 1/2" to 2" radiator valves.
Has grooves running down the side which grip a pair of nubs on the interior of the spud as the wrench is inserted into it, tightly securing it or loosening it
Heavy duty zinc construction
Highlights: Capacity 1/2, 3/4, 1, 1-1/4, 1-1/2, and 2" Malleable iron Insert into radiator nipple until proper size is reached Pipe wrench can remove or tighten, prevents mashing of nipple