... )SURFACE:ZINC PLATED WHITE/ YELLOW /BL 1,Standard:Steel Lock Hexagonal Nut with Nylon Insert, Square Weld Nut ( ... ) DIN1587,DIN934,DIN555,ISO4032, HEXAGON NUTS,MATERIAL:MILD STEEL;2,SIZE:M6,M8,M12,M14,M16,M18,M20, ... HIGH-STRENGTH NUTS,FLANGE NUTS,WHEEL NUTS,CAP NUTS,LOCK NUTS,SQUARE NUTS,DIN970,DIN971,ISO4033,ISO4032,EN4033, ... box,small box,plastic box,metal box Steel Lock Hexagonal Nut with Nylon Insert