Rugged Durability: Constructed from heat-treated steel and steel alloy, these wrenches resist rust and can handle a maximum torque of 72 Nm, making them reliable for heavy-duty tasks. Effort-Saving Design: The offset wrench boasts a 0° swing arc and is designed for extended leverage, significantly reducing manual strain and allowing for easier operation. Extended Reach & Power: Featuring wrenches of 13.5 inches and 15.4 inches, this set provides exceptional leverage in tight spaces, making it easier to loosen stubborn bolts and nuts. Versatile Compatibility: Engineered to fit 1/2", 3/8", and 1/4" square drives along with a 21mm hex drive, this wrench set is perfect for a wide range of applications, ensuring you have the right tool for every job. Universal Utility: Ideal for a variety of tasks, this wrench set comes equipped with adapters and a socket, ensuring you always have the right tool on hand., Weight: 3.84816878321 pounds, Manufacturer: Kueohse