COMPLETE BREAKER BAR SET: Includes three breaker bars in sizes 1/4 in, 3/8 in, and 1/2 in, along with three drive extensions in sizes 1/4 in, 3/8 in, and 1/2 in. This set is suitable for automotive, mechanical, and industrial tasks. STRENGTH MATERIALS: Constructed from alloy steel and hardened chrome vanadium steel for maximum strength and longevity in challenging work environments. HEAD DESIGN: The 180 degree rotatable head provides access to hard to reach areas, allowing torque to be applied efficiently from multiple angles. USER FRIENDLY ERGONOMICS: Ergonomic grip minimizes fatigue during prolonged use and delivers comfortable handling while providing torque across multiple applications. USE SCENARIOS: Automotive maintenance and repairs in tight engine bays or under vehicles; Mechanical assembly and disassembly on equipment; Industrial maintenance on machinery with limited access spaces.