Our highly engineered steel products are ready when you are. Republic Steel is North America's leading supplier of special bar quality (SBQ) for high tolerance applications. For more than 100 years, Republic Steel has been the leader in innovating and advancing engineered steel products for some of the most demanding applications on the planet. The company inventories highly engineered steel products in the form of hot rolled bars, cold finished bars and bottom poured ingots. To view sizes and availability of Republic Steel's engineered steel products, please click on the Cold Finished Bars or Bottom Poured Ingots links below.