This brake line repair kit is designed for efficient brake line replacement and installation with tools and fittings in one organized set. It supports 45 degree single and double flares for brake lines, transmission cooler lines, and HVAC tubing. The kit is compatible with multiple tubing sizes and materials, including copper, aluminum, and thin-wall steel. Built from hardened carbon steel, the flaring tool is made for repeated use and dependable performance. A durable carrying case helps keep all components organized and portable.