1)nut and bolt 2>Grade: Q235,202,304,316L 3>Finish: ... Grade:4.8/8.8/10.9 Features: 1) Standard: DIN, GB, JIS, ANSI, Non-standard 2) Material: Carbon steel, stainless ... , expansion bolt(ANSI,BS,DIN), eye bolt (DIN444) and so on. NUT:(M12-45), include spring nut, hex nut(DIN934), cap nut(DIN1587), hex flange nuts ...