40 Custom manufacture of RF, microwave, and coaxial cables, cable connectors, plug adaptors, electrical conductors, electric contacts, test pins for testing printed circuit boards, RF, microwave, and coaxial cable assemblies, electric insulators, electromagnetic interference shielding gaskets, and non-metal nuts for use with electronic components; manufacture of RF, microwave, and coaxial cables, cable connectors, plug adaptors, electrical conductors, electric contacts, test pins for testing printed circuit boards, RF, microwave, and coaxial cable assemblies, electric insulators, electromagnetic interference shielding gaskets, and non-metal nuts for use with electronic components to the order and specification of others