1,Material:H59-1(C37800) 2,Size:M9 3,GOOD quality,competitive price 4,ISO9001 certificate Specification:Brass Standard:HPb59-1,H62, H68, ... hydraulic machine,water pipe ,gas pipe,injection machine,etcOur advantage:1,years of OEM experience2,Finish: Zinc plated ,Chrome plated ... drawing pictures or samples4,a variety of kindsOur service:1,customized service2,fast delivery3,sample offered brass screw brass ...