Product features: Note: When you need special mini accessories, you may need to use forceps to finish. Please put them out of your children's reach after applying to avoid choking. Specifications: Material: Screws nuts washers: stainless steel Nose pads: PVC Screwdriver: Stainless steel (The 3 in 1 screwdriver includes: Flat head screwdriver / Phillips screwdriver / Star nut driver) Tweezer: iron