... 4,Copper Conductor 5,PE insulation 2 Cores PE insulated Telecommunication cable Specification: Model numberConductor structure coresCable outer diameterCCS2*0.40 ... Single Wire,Surface Wire, Flat Cable, Flex Single Wire, Flex Round Cable, Telephone Cable, Rubber Cable, Speaker Cable, Coaxial Cable, Aluminum Conductor, etc. We ... ,woodern drum,plastic drum 2 Cores PE insulated Telecommunication cable