... Coupling Nut (DIN6334) DIN1587,DIN934,DIN555,ISO4032, HEXAGON NUTS,MATERIAL:MILD STEEL;2,SIZE:M6,M8,M12,M14,M16,M18,M20,M22 ... NUTS,WHEEL NUTS,CAP NUTS,LOCK NUTS,SQUARE NUTS,DIN970,DIN971,ISO4033,ISO4032,EN4033,EN4032,SIZE FROMM6-M244,Surface finish: a) White,yellow or black zinc, b ...