• 5204 copper bar plated ni
• 5203 copper bar plated ni
• 5202 copper bar plated ni
• 5201 copper bar plated ni
• 2504 copper sheet plated tin PVC
• 2503 irregular copper plated tin for switch blade
• 2502 copper sheet plated tin epoxy resin
• 2501 4mm copper sheet plated tin epoxy resin
• 2402 copper foil weld cop sheet plated ni, shrink fit.