... , 4.8, 5.6, 5.8, 2.standards:ISO, DIN, AS/NZS, GB, ANSI, BS 3.Size range:M48 x ... 8, 5.6, 5.8,6.8, 8.8, 10.9 and 12.9, inperial grade 2, 5, 8 and 10 2) Can ... with different finish, such as bright, zinc plated, hot-dip galvanized,mechanical plating, black 3) Can be made with different standards ... , such as ISO, DIN, AS/NZS, GB, ANSI, BS andspecial standard according to ...