DIN 912 HEX SOCKET CAP BOLT 1.Surface: z.p, black, hot dip, ... 12.9 DIN 912 HEX SOCKET CAP BOLT 1) Various kinds of bolts available2) Can be made with different tensile strength ... 12.9, inperial grade 2, 5, 8 and 103) Can be supplied with different finish, such as bright, zinc ... plated, hot-dip galvanized, mechanical plating, black4) Can be made with different standards, such as ISO, DIN, AS ...