Screws DIN 933 ZN , GRADE 8 12 X 30 = 400 000 PCS. 12 X 90 = 310 000 PCS. 12 X 95 = 60 000 PCS. 16 X 30 = 90 000 PCS. Washers DIN 125 ZN M 12 = 1 500 000 PCS. M 16 = 180 000 PCS. Spring washers DIN 127 A ZN / BLACK M12 = 800 000 PCS. M16 = 100 000 PCS. Nuts DIN 934 GRADE 8 ZN M12 = 800 000 PCS. M16 = 90 000 PCS.