EN 14399 - 3 High strength bolting assemblies for preloading- part 3 - system HR hexagon bolt and nut assemblies + washers Zinc-plated steel 8.8 M20x85, 4 pcs. M20x110, 8 pcs. M24x100, 20 pcs. M24x110, 18 pcs. ISO 4017 Hexagon head screws fully threaded Zinc-plated steel 8.8 M16x50, 1.300 pcs. M20x60, 500 pcs. M20x80, 250 pcs. M24x110, 600 pcs. M30x130, 25 pcs. M30x140, 17 pcs. M30x150, 200 pcs.