LISTING INCLUDES: 1x Professional Brake Line Flaring Tool 1x Carrying Case FIT FOR: The brake flaring tool can be used with 3/16″, 1/4″, 5/16″, 3/8″ and 4.75mm diameter various tubes. Brake flaring tool applicable for soft metal tubes, including copper and aluminum, works with 304 stainless steel, steel tubing. ABOUT PRODUCT: The Brake Line Flare Tool Kit makes short work of making tubing into a standard 45 degree single flare, bubble flare or double flare. Great for making perfect flares on brake lines, transmission cooler lines and fuel lines. Easy and quick operation will save you time and money when creating brake lines on your project. .