Insteel Industries Inc. manufactures and markets steel wire reinforcing products for concrete construction. It offers prestressed concrete strand (PC strand) and welded wire reinforcement (WWR) products. PC strand is a seven-wire strand used to impart compression forces into precast concrete elements and structures, providing reinforcement for bridges, parking decks, buildings, and other concrete structures. WWR products include engineered structural mesh, concrete pipe reinforcement, and standard welded wire reinforcement, used in nonresidential and residential construction. The company sells through sales representatives to concrete product manufacturers, rebar fabricators, distributors, and contractors. Founded in 1953, Insteel Industries is headquartered in Mount Airy, North Carolina.