... PLATED WHITE/ YELLOW /BL 1,Standard:Steel Lock Hexagonal Nut with Nylon Insert, Square Weld Nut (DIN928) Square Nut(DIN562) Square Nut ... ,SIZE FROMM6-M244,Surface finish: a) White,yellow or black zinc, b)Black or gray phosphor, c)Dakromet, d)Ruspert, e)Geomet ... , f)Magni,g) Black Oxide,h) Nickel5,Packing:Cartons,nylon bags,wood ...