DIN 912 HEX SOCKET CAP BOLT 1.Surface: z.p, black, hot dip, dacromet ... -400 3.Grade: 4.8,8.8,10.9.12.9 DIN 912 HEX SOCKET CAP BOLT 1) Various kinds of bolts ... , 4.8, 5.6, 5.8, 6.8, 8.8, 10.9 and 12.9, inperial grade 2, 5, 8 and ... standard according to the drawing OUR WORKSHOP: DIN 912 HEX SOCKET CAP BOLT