... : 0.8mm or according to your requestProduct surface treatment: Zinc Clear, Zinc Yellow, Zinc Black, Tin-plating, Nickel-plating, Dacromet, Mechanical Galvanizing, Hot ... -dip Galvanizing, Dye Blackness, Copper Yellow, etc Single Wing Nut Diameter:15mm Fromwork accessories,Tie Rod Wing Nut ,Plate Washers