EASTEEL supplies the top quality of stainless steel square tube. Each tube is designed for ease of assembly, created from the highest quality materials and finished to perfection. Size from 8x8mm-150x150mm, thickness from 0.5mm-4.0mm. Length: 6m, 5.8m, 3m, 2.9m or all customization length. Surface: smooth satin, 8K mirror, matt black and PVD/TiN. Supper 8K mirror which is a flat, smooth and as flawless as possible finish is the most popular. Each tube is standard size with small tolerance, flat and straight angle. All the tube fittings are perfect match with the tube because of the perfect size. Safety: material and tensile strength testing report provided. OEM is welcome, we have contracted for many well-known brands.