... .5L,central pin 2.0, gold plated pin nickel plated, PBT or ABS plastic, OD 9.4mm,central pin 2.0mm ... phone plug, dc connector,BNC socket: 1. Materials: copper (59%), PBT plastic (plus fiber 15%) 2. Environmental friendly: ROHS and REACH ... . Free samples 9. Note: the plastic can be made by PBT or ABS plastic, and the central pin is plated by ...