... :M19 3,GOOD quality,competitive price 4,ISO9001 certificate Specification:Brass Standard:HPb59-1,H62, H68, HA177-2, HA166-6-3 ... :1,years of OEM experience2,Finish: Zinc plated ,Chrome plated ,Nickle plated,etc3, develop and produce new items according to your ... service:1,customized service2,fast delivery3,sample offered Non-standard brass fitting brass square nuts