Double flare set for brake lines and tubing - Compatible with copper, brass, or thin-walled aluminum tubes; includes a tube expansion tool for preparing tubes for flaring. Brake line flare expansion tools - Designed for expanding double- or single-flare ends on copper, aluminum, magnesium, and brass tubes as well as softer steel brake lines; suitable for air conditioning lines as well. Complete double flare tool set - A full brake line toolkit to complete work to standard, helping ensure safer vehicle operation. Includes brass tube tools. Brake line tube cutter set - Double flare tool set for brake lines made of copper, aluminum and softer steel; includes 1 flare cone, 1 flare yoke, 7 adapters and other tools for brake line flare work. Typical applications - Reworking copper or brass brake lines on classic or older vehicles. - Flare and expand aluminum or magnesium lines on modern vehicles or HVAC/refrigeration systems. - Servicing softer steel brake lines and air conditioning lines during maintenance or repair.