The Calvan Tools 154 Metric In-Line Flaring Tool Kit delivers precise, consistent flares in steel and copper tubing with ease. Featuring a unique in-line design, this tool ensures that the adapters, cone, and tube are perfectly aligned, reducing the risk of misaligned flares or broken adapters. Ideal for automotive, HVAC, and plumbing applications, this flaring tool kit allows you to create perfect, durable flares on or off the vehicle, saving both time and effort.