1.UHF PL-259 Male Plug Crimp-Type Connectors,Body brass nickel plated , Pin gold plated ,Insulator PTFE(Teflon), withstand high temperature when soldering and will not Melt
2.PL259 connectors works great for 50ohm RG8X,LMR240 or similar OD Wire ~ 6.15mm
3.PL-259 connectors suitable for Radio equipment and instrument, and ground transmission system,Teflon for Ham Radio
4.Gold-plated Contacts to ensure optimum signal transfer