Specifications Hexagon bolt din933 hexagonal head bolt and nut Surface: z.P, black, hot dip, dacromet Size:6-8*20-400 4.8, 8.8, 10.9.12.9 Hexagon bolt Din933 hexagonal head bolt and nut 1) various kinds of bolts available 2) can be made with different tensile strength, such as class 4.6, 4.8, 5.6, 5.8, 6.8, 8.8, 10.9 and 12.9, inperial grade 2, 5, 8 and 10 3) can be supplied with different finish, such as bright, zinc plated, hot-dip galvanized, mechanical plating, black 4) can be made with different standards, such as iso, din, as/nzs, gb, ansi, bs and special standard according to the drawing Hexagon bolt din933 hexagonal head bolt and nut Surface: z.P, black, hot dip, dacromet Size:6-8*20-400 4.8, 8.8, 10.9.12.9