Ameria type pipe wrench 1.heavy duty 2.materials:carbon steel 3.Specifications: 8", 10", 12", 14", 18", 24", 36", 48" AMERICAN TYPE HEAVY-DUTY PIPE WRENCHSpecifications: 8", 10", 12", 14", 18", 24", 36", 48"Materials: carbon steel, Jaw heat treatedpacking: inner box then outer carton pipe wrench