- ENHANCED ACCURACY: The adjustable F socket features a precision film that enhances work efficiency and ensures accurate results. With a maximum opening of 100 mm and robust teeth, this tool is perfect for achieving precise outcomes in your projects. - HEAVY-DUTY CONSTRUCTION: Crafted with exceptional workmanship, this regional key wrench is made from high carbon steel, boasting a hardness of HRC >60+. This combination of hardness and toughness guarantees reliability for both home and professional use. - NON-SLIP PROTECTION: Designed for maximum comfort, the frosted handle offers a secure, non-slip grip. This feature is oil-resistant, making it suitable for use in oily environments while providing excellent control and performance. - VERSATILE USAGE: Effectively manage various sizes of fasteners including valve fittings, hex screws, profile pipes, and round pipes. This adjustable wrench is ideal for a variety of applications, from home repairs to professional tasks. - COMPATIBILITY: Works seamlessly with multiple fastener types, making it an essential tool for any toolkit. Its durable materials and thoughtful design stand up to rigorous use across different settings.