40 Metal fabrication and finishing services for others; Custom fabrication of sanitary fittings, bioprocessing equipment fittings, valves, actuators, sight glasses, pump parts, centrifugal pumps, sanitary pumps, rotary lobe pumps, positive displacement pumps, strainers, filters, spools, tubing, hangers, sanitary and hygienic hangers, industrial hangers, spray balls, seal assemblies, followers, gaskets, seals, electric actuators, and back plates; Custom fabrication and production of sanitary fittings, bioprocessing equipment fittings, valves, actuators, sight glasses, pump parts, centrifugal pumps, sanitary pumps, rotary lobe pumps, positive displacement pumps, strainers, filters, spools, tubing, hangers, sanitary and hygienic hangers, industrial hangers, spray balls, seal assemblies, followers, gaskets, seals, electric actuators, and back plates; Custom fabrication of parts for sanitary and bioprocessing equipment systems; custom fabrication of sanitary and bioprocessing equipment, and parts for such equipment, in the food, beverage, dairy product, pharmaceutical and drug processing industries; Custom manufacture of food, beverage, dairy product, pharmaceutical and drug processing and treatment machines and apparatus; Custom manufacture of sanitary fittings, bioprocessing equipment fittings, valves, actuators, sight glasses, pump parts, centrifugal pumps, sanitary pumps, rotary lobe pumps, positive displacement pumps, strainers, filters, spools, tubing, hangers, sanitary and hygienic hangers, industrial hangers, spray balls, seal assemblies, followers, gaskets, seals, electric actuators, and back plates; machine shop services, namely, machining parts for others; machine shop services, namely, machining sanitary fittings, bioprocessing equipment fittings, valves, actuators, sight glasses, pump parts, centrifugal pumps, sanitary pumps, rotary lobe pumps, positive displacement pumps, strainers, filters, spools, tubing, hangers, sanitary and hygienic hangers, industrial hangers, spray balls, seal assemblies, followers, gaskets, seals, electric actuators, and back plates for others; welding services; welding; etching of metal; electropolishing of metal; passivation of metal; Custom manufacture of parts for sanitary and bioprocessing equipment systems; custom manufacture of sanitary and bioprocessing equipment, and parts for such equipment, in the food, beverage, dairy product, pharmaceutical and drug processing industries; all of the foregoing only for the commercial sanitary manufacture, production, and preparation of foods, beverages, dairy products, pharmaceuticals and drugs