Custom manufacture for others of valves, engine test units, fittings not made of precious metal, fabricated tubing, flexible hose, fittings not made of precious metal adapted to be used with flexible hose, hose assemblies comprised of flexible hose and fittings, tubing, fittings not made of precious metal adapted to be used with tubing, tubing assemblies comprised of tubing and fittings, tubing and hose assemblies comprised of tubing, hoses and fittings not made of precious metal, cable, fitt...