VARIOUS APPLICATIONS - TUBPRO double flaring tool set is designed to create 45-degree double or single flares in copper, aluminum, magnesium, soft steel brake lines and brass tubing (NOT APPLICABLE WITH HARD MATERIAL LIKE STEEL, IRON......). PACKAGE CONTENTS - 1 flaring cone, 1 flaring bar (flaring yoke), 1 tube cutter, 5 adapters and 1 blow-molded case for easy transportation and storage, meets all your needs. PREMIUM MATERIAL - The flaring bar and forged yoke is constructed from premium heat treated steel for strength and durability. The chrome swivel is made of alloy steel to reduce friction. ALL IN ONE SET - 5 sizes of adapters (3/16", 1/4", 5/16", 3/8" and 1/2”) and a cutter for 1/8"-5/8" pipe make the flaring tool versatile. It can be used on brake line, air conditioning brass line, HAVC and so on.