DIN 931 Hexagon head bolts M16x360 10.9 zinc-plated steel, 80 pcs. M12x230 10.9 zinc-plated steel, 336 pcs. M12x250 10.9 zinc-plated steel, 48 pcs. M12x240 10.9 zinc-plated steel, 336 pcs. M16x360 10.9 plain steel, 80 pcs. M12x230 10.9 plain steel, 336 pcs. M12x250 10.9 plain steel, 48 pcs. M12x240 10.9 plain steel, 336 pcs.