This ratchet 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 a long service life. The two-color red and black rubber handle features a humanized design for non-slip grip and shock absorption, helping reduce labor intensity. The ratchet measures 200 x 45 x 55 mm and weighs approximately 460 grams. Each tool has been professionally measured to ensure accurate dimensions and wide compatibility. Suitable for use in factories, production lines, maintenance shops, auto repair shops, 4S shops, and personal car modifications. This is a professional industrial-grade ratchet wrench designed for installation and disassembly tasks. The dial allows adjustment of the jaws to the precise size needed. The mechanism supports a capacity range of 0.6 to 2.2. The switch function enables tightening or loosening with a simple flick, allowing one-handed operation for quick and easy use. The screw assembly method simplifies maintenance and part replacement. The screws are rated at strength class 10.9 and are designed to remain secure during use.