... Metal Pin 1.Material:copper,znic alloy,iron 2.Processing:die-casting,stamping,plating,pant,enamel; 3.Use:promotion gift 2011 New ... Arrival Metal PinMaterial & process:Zinc alloy,brass,iron,copper(diecasting, ... Leidian Trading Co., Ltd. 1) Many years' experience in Metal Pins' manufacture2) Competitive price and reliable quality.3) Near ...