Send your offer for: DIN6921 Serrated Flange Bolts Grade 10.9 2000 M12 x 40 2000 M14 x 40 1000 M14 x 50 1000 M14 x 60 1000 M16 x 50 1000 M16 x 60 DIN6923 Serrated Flange Nuts 10.9 4000 M12 4000 M14 4000 M16