... , carriage bolt, 'T' bolt, "U" bolt, "L" bolt, threaded rods, studs. Anchor bolt, hexagon head bolts, hexagon socket bolts, carriage bolt ... , 'T' bolt, "U" bolt, "L" bolt, threaded rods, studs. Din558, din601, din931, din933, din912, din7991, a325, a307, ansi, din975 ... : M5-m24 (hot forged up to m56)Material: Steel and stainless steelSurface for steel items: Plain, zinc blue, zinc ...