GBC Metals, LLC, doing business as Olin Brass, is a leading manufacturer and distributor of copper and copper-alloy sheet, strip, plate, foil, and fabricated components in North America. It has established this position through the utilization of world-class production and quality capabilities, introduction of new products, strategic acquisitions, and international expansion. Its broad range of product offerings are designed to meet exacting customer specifications across the full range of end-use segments.