Features: This 6 in 1 galvanized crossing key wrench features multi size compatibility (5.3mm/6mm/8mm square holes, 9mm triangle, 7mm hexagonal, and 5.7mm round holes) crafted from wear resistant for lasting durability. Engineered with a high strength body and ergonomic nonslip handle, it combines robust construction with fatigue reducing comfort during prolonged use. Ideal for professional mechanics, plumbers, and diyer enthusiasts requiring reliabled torques tools for precise adjustments in confined spaces. Perfect for maintaining electrical cabinets, elevator components, water meter , and emergencies repairs in industrial settings or outdoor environments. Its compact, corrosions resistant design effortlessly fits into toolkits or pockets, ensuring readiness for unexpected maintenance tasks across mechanical systems and household fixtures. Specifications: Component: Size: 71.2mm/2.8inch Practicality: Suitable for electrical control cabinets, elevators, water meter , faucets, electrical cabinets, trains Package Includes: 1pcs Hexagonal Key Tool note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.