1、Premium Material: The automotive brake line tubing is made of copper material to ensure its durability and stability, providing long-term reliable braking performance. 2、Easy to Bend: The brake line tubing has excellent bending performance, making it convenient for installation and layout, suitable for different car models and body structures. 3、Wide Application: The brake line tubing kit is not only suitable for the Hydraulic Braking System but also can be used in the fuel system and transmission system, offering versatility and a wide range of applications. 4、Various Sizes of Inverted Tube Nuts: Equipped with various sizes of inverted tube nuts, including 3/16" (7/16-24) inverted tube nuts, 3/16" (3/8-24) inverted tube nuts, 3/16" (1/2-20) inverted tube nuts and 3/16" (9/16-18) inverted tube nuts, making it convenient to connect with different models of brake systems. 5、Easy installation: The brake line is easy to use, and the included inverted tube nuts can be easily connected without the need for additional tools.