1. and durable: The wrench extension rod is made of strong carbon steel, with a chromeplated and polished surface to prevent corrosion and rust. The plastic handle provides antislip protection, ensuring longlasting durability and comfortable work. 2. Timesaving and laborsaving >>> Compatible with compressed air and impact screwdrivers. The lightweight and extended design transmits maximum torque, protects your hands, and easily unscrews stubborn screws the choice for efficient work. 3. Zero offset, suitable for narrow spaces >>> The zerooffset feature enables full leverage and flexibility in the narrowest working environments. Precise operation without loss of efficiency. 4. Flexible and multifunctional design >>> The slender and extended design offers stability and flexibility. Easily reach difficulttooperate areas while maintaining leverage.