OEM high quality brass contact pin 1.Pro-enviroment 2.High-efficiency 3.Deliverry on time 1.We specialized in manufacturing ... steel,iron(SPCC,SECC,SPTE,tinplate),red copper,brass,etc; 4.The terned Shrapnel with terned of surface treatment; 5.Very ... low price,Very high production rate,timely delivery,professional service; 6.Any OEM are welcomed. OEM high quality brass contact pin