A. M. Castle & Co. is a specialty metals distribution company. The Company operates through two segments: Metal and Plastics. In its Metals segment, the Company focuses on distributing engineered specialty grades and alloys of metals, as well as providing specialized processing services. Its products include alloy, aluminum, nickel, stainless steel, carbon and titanium. Inventories of these products assume various forms, such as plate, sheet, extrusions, round bar, hexagon bar, square and flat bar, tubing and coil. The Company's Plastics segment includes its subsidiary, Total Plastics, Inc. (TPI). The Plastics segment stocks and distributes a range of plastics in forms that include plate, rod, tube, clear sheet, tape, gaskets and fittings. Processing activities within this segment include cut-to-length, cut-to-shape, bending and forming according to customer specifications. The Company distributes and performs processing on both metals and plastics.