vehicle parts and components; namely, luggage racks, ski racks, trim, air deflectors, brake components, suspension control arms, wheels and wheel covers, transmission shafts, drive gears, connecting rods, timing sprockets, bearing races, piston pins, U-joints, push rods, manifolds, and fuel lines

architectural components; namely, metal windows and doors

manually operated metal valves, metal pipe fittings, and wellheads used in the petroleum industry

petroleum well drilling services

well drilling machinery and parts therefor

metal treatment services; namely, stamping, forging, extruding and powder metal casting

engineering and design services for vehicles and their component parts