... Gold or Tin planted 3 RoHS Compliance, better performance 4 Connector pin / PCB pin Connector pin Specifications:Material: BrassSleeve ... , stainless steel and so onPCB Pin / machine pin / Connector pin details : MaterialBrass, phosphor copper, beryllium copper, aluminum, ... iron, stainless steel Connector includePin header,female header, box header, ejector header etc ...