Hexagon head screws DIN 931 Steel 8.8 Zinc plated 16x170 200 pieces 16x180 300 pieces 16x200 200 pieces 18x140 200 pieces 20x220 200 pieces 22x200 200 pieces 22x100 200 pieces 16x80 500 pieces 16x90 1.000 pieces 18x130 300 pieces Bolts for steel constructions DIN 7990 Steel 10.9 16x90 1.000pieces 20x100 1.000pieces