Wheel nut lock key for Benz A B C class, anti-theft lug nut replacement1、Anti Theft: Each of the lug nut key has the unique design and encryption methods, difficult to copy or imitate, improving the effect of vehicle anti theft security. 2、Durable Material: The nut screw removal key is made of durable and reliable material, high strength and wear resistant, having a long service time. 3、Easy to Install: The wheel nut lock key has a simple installation, convenient and time saving, don't need too much tools or complicated steps. 4、Perfect Fitness: The lug nut socket key uses the delicate technology design to match all specifications of the original part, can fit the original car better. 5、Applicable Model: The lug nut lock key is replacement for 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.