... mill finish, mirror finish 3.Feature: anticorrosion, scratchproof Aluminum Tube Aluminum tube is also called aluminum roller, it is made of advantaged ... of modules and sizes. Inside the roller, there is a strong rib structure, which is very fixed. And the Omni- ... Teflo, it can bear the stuff working surrouding. Feiya aluminum tube is with high strength, small resistance, light weight, flexible rotation ...