1Unique Design: The Wheel bolt lock nut key adopts a unique design and encryption method, making it difficult to copy or imitate, improving the effectiveness of vehicle anti theft. 2Safe and Reliable: The design and manufacturing processes have undergone strict quality control and testing, and it has a high degree of safety and reliability, which can ensure the safety of vehicles. 3Easy to Use: It can be easily installed and disassembled, making it very simple to use. Car owners can easily manage and control their vehicle's anti theft. 4Durable: Our wheel lock keys are made of high strength alloy steel material, with a more beautiful and bright surface. They have excellent rust resistance, extending their service life and practicality. 5Widely Applicable: The locking wheel nut key is the perfect 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.