This ratchet wrench is made of high-quality chrome vanadium steel. Heat-treated chrome vanadium steel provides high hardness, high torque, good toughness, strong durability, resistance to rust, and long service life. The black and red two-tone rubber handle features a humanized design for non-slip grip and shock absorption, helping reduce user fatigue. The 6.35-22.2mm ratchet wrench measures 200 x 45 x 55mm and weighs approximately 460g. Each wrench is professionally manufactured with precise dimensions and offers a wide range of applications. Suitable for use in factories, production lines, maintenance workshops, auto repair shops, 4S shops, and personal vehicle modifications. This professional industrial-grade ratchet wrench is designed for installation and removal tasks. The adjustment dial allows the jaws to be set to the exact size needed. The mechanism enables quick and easy tightening or loosening with a simple switch flip, allowing one-handed operation. The combination screw design facilitates maintenance and part replacement. The screw strength reaches grade 10.9, ensuring secure assembly and reliable performance.