18G(1.0mm) 9MM 316L Surgical Steel Nose Rings Body jewelry Go to amazon.com Related posts Top 16 best hollow needles 18g FeatureMaterial: 316L Sirgical Steel Size : Available from 9mmSold by Piece. Description1.0MM 316L Surgical Steel Nose Rings Material: 316L Sirgical Steel Size : Available from 9mm Sold by Piece.