Description:1. 6063 aluminum for high strength, weldability, corrosion resistance and long-lasting durability.2. The surface is smooth without a seam and is available for precision applications.3. It can be punched and processed with the right equipment according to your needs. Please be careful when you are processing the item.4. Commonly used in industry and DIY projects. Such as DIY handmade, frames, boat building, building models, crafts, gardening products, home decoration, general fabrications, shop fitting and more.Notice:There is probably a slight oxidation sign on the surface of a few of the products, which is a normal feature of aluminum material. However, it will not affect your normal use. Or you can use fine sandpaper to grind it.Specification:Material: 6063 AluminumOuter Diameter:4mm / 0.16-inch5mm / 0.20-inch6mm / 0.
eBay