Features: 1. Anti-Theft: Each lug nut key features a unique design and encryption method, making it difficult to copy or imitate, enhancing vehicle anti-theft security. 2. Durable Material: The nut removal key is made of durable and reliable steel alloy material, high strength and wear resistant, ensuring a long service life. 3. Easy to Install: The wheel nut lock key allows for simple installation, convenient and time saving, requiring no special tools or complicated steps. 4. Perfect Fit: The lug nut socket key is precisely engineered to match original equipment specifications, providing excellent compatibility with the original vehicle components. 5. Applicable Model: The lug nut lock key is compatible with Benz A-Class, B-Class, C-Class, GLK-Class, CLC-Class, CLS-Class, CLK-Class, E-Class, SL-Class, SLK-Class, M-Class, C300, C250, C350, E320, E204, E211, E212. Specification: Item Type: Car Wheel Nut Lock Key Material: Steel Alloy Fitment: Compatible with Benz A-Class, B-Class, C-Class, GLK-Class, CLC-Class, CLS-Class, CLK-Class, E-Class, SL-Class, SLK-Class, M-Class, C300, C250, C350, E320, E204, E211, E212 Note: Not compatible with impact wrenches.