Quick Release Design and Adjustable Length up to 450 mm The extendable ratchet wrench reaches up to 450 mm, enabling access in a variety of tasks and environments. A quick release mechanism lets you detach the tool quickly when needed. Reversible Drive with 1/2 Inch Square Head Features a standard 1/2 square drive for precise engagement and effortless operation. It provides stable, smooth performance with reduced trembling or loosening. The bi-directional steering system supports forward and reverse gear for easy use. Durable Construction for Long Life Built from high-strength chrome vanadium steel for durability and rust resistance. The tool is hardened by a high-frequency curing process to improve hardness and lifespan. Non-slip Ergonomic Handle and Retractable Mechanism Ergonomic handle design with a retractable mechanism increases torque and durability. The setup is suitable for long-term use without causing hand fatigue. Use Scenarios - Automotive and motorcycle maintenance in engine bays or tight spaces. - Bicycle maintenance, such as hub or crank work in confined areas. - Furniture assembly or machinery maintenance in hard-to-reach spots.