Round brass tubing, the bread & butter of the K&S brand.Brass is a tough and long-lasting metal that stands up well to corrosion, making it a top pick for tough conditions. This versatile brass tubing finds its place in various tasks, such as plumbing, HVAC, and electrical projects. Crafted from top-notch materials, their brass tubing is user-friendly, making it perfect for DIY projects and professional endeavors alike.SPECIFICATIONSMaterial Type: BrassProduct Shape: Round TubeOutside Diameter: 7/16"Wall Thickness: .014"Inside Diameter:.409"Length: 36"Alloy: 260/272Pieces Per Pack: 4