The Beta Tools Impact Sockets, No. 720MRC, are 1/2” drive and have a polymer sleeve for non-marring performance when removing lug nuts with the flower-design on Mercedes Benz vehicles. The sockets are forged from high-strength alloy steel, and they come with a lifetime warranty. The tools are designed for Mercedes Benz models, including C-Class and GLK-Class, E-Class, SKL-Class, ML-Class, CL-Class and S-Class.