- Material and durability: made from high-quality chrome vanadium steel, this double open end wrench is forged for long service life. It features high hardness, good toughness, wear resistance and stability, with a polished, corrosion-resistant surface. - Design and access: double open ends with a 15-degree angled jaw design and an ultra-thin profile for easier entry into tight spaces and a greater range of motion. - Applications and compatibility: widely used in medical equipment, marine and shipping, petrochemical, nuclear power and many industrial fields. Suitable for DIY projects, auto work, plumbing, general repair and bicycle repair, furniture assembly, and other hard jobs that require extra clearance. - Ergonomics and performance: corrosion-resistant, mirror-finished surface provides strength and reduces hand stress and fatigue during prolonged use, while delivering sufficient torque for hard fasteners.