Material:SS 316,SS304,Carbon steel,brass. Finish:.Self Color, Zinc Plated. Size: M6-M48. Standard: DIN, ANSI, JIS, BS. Wing NutMaterial:SS 316,SS304,Carbon steel,brass. Surface:Self Color, Zinc PlatedSize: M6-M48Packaging detail: gunny on the pallet or carton box or as your requirementAccording to customers` drawings and/or samples or designed by ourse Wing Nut