Stainless steel tube: Clean and pure steel quality, well- proportioned and stable ingredients, perfect furface quality. Stainless steel tube: MaterialsTP304,TP304L,TP310S,TP316L TP321 TP202hFinish2B ... polish,colour,and so onOD9.5mm-1200mm and so onThickness0.25mm-30mmLengthcut ...