AMERICAN TYPE HEAVY-DUTY PIPE WRENCH Specifications: 8", 10", 12", 14", 18", 24", 36", 48" materials:carbon steel hand tool:AMERICAN TYPE HEAVY-DUTY PIPE WRENCHSpecifications: 8", 10", 12", 14", 18", 24", 36", 48"Materials: 45 steel, Jaw heat treatedpacking: inner box then outer carton