K&S Brass Square Tube, 3/16 In. x 12 In. is a versatile and widely used material i for a variety of projects. Crafted from durable and malleable brass, this square tubing is favored by craftsmen, handymen, machinists, hobbyists, and modelers alike. The tube measures 3/16 inch on the outside diameter with a wall thickness of .014 inches, making it suitable for detailed work and sturdy applications. Whether you are crafting, modeling, or working on mechanical projects, this brass square tube reliability and ease of use to meet your needs. Model Number: 8153