Name: hex bolt, hexagon Head bolts, hex cap screw 1) Standards: DIN601, DIN558, DIN931, DIN933, DIN960, DIN961, DIN7990; ISO4014, ISO4015, ISO4016, IS04017, ISO4018; ANSI/ASME B18.2.1 A6; ANSI/ASME B18.2.1 A8, ANSI/ASME B18.2.1 A10; BS4190, BS3692 2) Grade: 4.8, 6.8, 8.8, 10.9 3) Material: Carbon...