BRANDS With a production capacity that exceeds 26 million tons, Nucor is the largest producer of steel in the United States. But more than a steel maker, we are the world’s foremost steel recycler, and one of the largest recyclers of any kind. MANUFACTURER'S WEBSITE > RECOMMENDEDPRODUCTS PROLOK Rebar + Mesh Chairs Introducing Grip-Rite PROLOK, a new line of rebar and mesh chairs- the only products with patented locking heads. No tie wire or bar ties required. Concrete Accessories Grip-Rite concrete accessories include everything from tie wire to OSHA caps to rod chairs, and are available in bulk or packaged programs.