COLUMBIA STEEL

steel castings; metal chains for drag lines and metal links for such chains; metal lifting chains and metal chain links

machine parts for earth moving equipment, namely, replacement teeth and adapters; machine parts for rock crushers, namely, crushing jaws, crushing plates and other wear pieces; machine parts for grinding mills and roller mills, namely, replacement wear parts; machine parts for grinding machines for use in coal-fired power generation; machine parts for mining equipment, namely, complete rigging assemblies and drag line parts; and machine parts for industrial scrap shredders