... steel pin,dowel pin,stainless steel pin Copper Connector Pin, Brass Pin, Copper Plug - Detailed info for Copper Connector Pin, Brass Pin, Copper Plug,connector pin,Copper Connector Pin, Brass Pin, Copper ... CAD will be better)Surface Treatment18K, 24K, Nikel, Chrome plated with black, golden, silver and so onPackingOne small zip lock bag ...