Individual and Family Services, Installation and maintenance services, for metalworking machines and equipment, Machinery and equipment for metalworking, Metals, Machinery & Engineering, Repair and maintenance services for metal surface treatment equipment, Repair and maintenance services for power presses, Industrial subcontractors, Repair and reconditioning services for lathes, Repair and maintenance services for industrial machinery lubricating systems, Reconditioning services for milling and die-sinking machines