1.Screws 2.Size:ST3.5*6.5 3.Material:Carbon steel 4.Standard:DIN,ANSI/ASME,ISO,GB 5.Finish:Plain,Chrome or zinc plated Screws1.High quality, competitive price2.Different standard of your choice3.All products have passed international standard4.We can produce the screw according to British standards(BS),China national standards(GB),U.S.A standards(ANSI),Japan standards (JIS),German standards(DIN) ...