... pinReason to choode us1 we are qualified supplier of contact pin in China,2 our products are professinal and good ... quality,3 we are vendor for TE connectivity application: USB,all kinds of ... voltage test ,microwave materialsteel ,metal ,copper,environmental copperplatingall sorts of ,like siliver ,Au,nicklespring force30g-200gdiameter0.9-2.6mmlength3.5 ...