Hexagon head screws DIN 933 Stainless steel 410 A-193 B6 10*20: 500 pcs. 10*30: 20,000 pcs. 10*50: 7,000 pcs. 16*50: 300 pcs. 16*80: 100 pcs. 20*50: 100 pcs. 12*50: 500 pcs. Hexagon nuts DIN 934 Stainless steel 410 M10: 30,000 pcs. M12: 6,000 pcs. M16: 3,000 pcs. M20: 1,000 pcs. Threaded rods DIN 975 Stainless steel 410 3/8-16: 220 pcs. Heavy hexagon nuts Stainless steel 410 A -194 3/8-16: 7500 pcs.