1.material: stainless steel. 2.surface: nickel,zinc,chrome . 3.function:The floating nut is for fastening. Item NameStainless Steel Floating NutBrand NameZhong GuMaterialStainless steel,carbon steel, copper,aluminumStandardDIN, ISO,DIN,JIS, BSW, ANSI or as your requestSurface TreatmentZinc, blue zinc, white zinc, chrome, nickel ,ect.MOQ50000piecesPayment TermsT/T, Western UnionDelivery Detail20~ ...