Hexagon head screws DIN 933 M16x45: 220 pcs. M12x40: 330 pcs. M20x70: 60 pcs. M8x35: 60 pcs. Hexagon nuts DIN 934 M20: 60 pcs. M16: 220 pcs. M12: 330 pcs. Washers DIN 127 20,5: 60 pcs. 16,3: 220 pcs. 12,2: 330o pcs. 8,2: 60 pcs. Material: Duplex 1.4462 Certificate 2.2