Feature 1Powerful and Efficient: 13.5-inch wrench extension bar is designed with a strong lever action, providing increased torque for tackling stubborn rusted or overtightened bolts and nuts effortlessly. 2Versatile Design: Featuring a 1/2-inch square hole at the end, it allows for easy installation of breakers or ratchet wrenches. Its slim and flat design enables it to access tight spaces without straining your arms. 3Premium Quality: Crafted from high-quality 45# steel, the wrench extension bar is built to last. The one-piece construction ensures durability, while its resistance to wear, corrosion, and rust guarantees long-lasting performance. 4Wide Compatibility: It is compatible with various standard wrench types, including hexagonal wrenches, box wrenches, open-end wrenches, adjustable wrenches, and socket wrench tools. It is the perfect addition to any toolbox. 5Enhanced Efficiency: With its 13.5-inch length and the use of premium steel, it provides the leverage and strength needed to tackle challenging tasks with ease. Say goodbye to struggling with stubborn fasteners and enhance your productivity. Color: Silver/Black(optional) Material: 45# Steel Length: 13.5 Inch Package Size: 380 * 70 * 55mm/ 15.0 * 2.8 * 2.2in Package Weight: 720g/ 25.4oz Package List 1 * Wrench Extender Tool Bar