Brake Line Flaring Like a Pro The Eastwood Pro Brake Flaring Tool lets you create three kinds of precision flares in any of five sizes of tubing in minimal time. A good flare is an essential part of your brake, transmission cooler or fuel lines, as it ensures they will connect solidly without any leaks. This brake line flare tool will pay for itself with the first project, and it’ll give you peace of mind knowing that your brake flares are of OEM-precision quality and safety. You don’t want to skimp on the brake system of your project or street vehicle! With the right tool