Please send prices for the following: Din558 fully threaded machine bolts M16x40 5.8 80.000 pcs/month Din607 round head nip bolts with nuts M16x30 5.8 320.000 pcs/month Din934 hexagon nuts M16 5.8 400.200 pcs/month Din125A washer M16 5.8 80.000 pcs/month quality papers 3.1/EN 10204 required