Street Address: East Bridge,DunYi Town
City: JingJiang
Province: Jiangsu
Country/Region: China
universal
this kind of bolt is widely used in steel structure area,civil engineering area,we can produce all kind of bolts as drawings.
grade:4.8,6.8,8.8
material:alloy steel,carbon steel
finish:zinc,black oxide,plain,hot-dip galvaning