Metric Sizes: Lug Nut Socket Set, The 17mm Convex Flower Head Bolt is for Mercedes-Benz, the 17mm, 19mm, 21mm, 22mm 6-point hex end sleeves are universal
1/2" Drive: Standard 6-point hex end allows for easy installation and removal of standard nuts, Universal sleeve
Non-Marring Sleeves: Each sleeve has a protective cover to prevent damage to the aluminum wheel, the protective cover is removable, if the wheel clearance of some modified vehicles is too small, you can remove the protective cover to work
Thin Wall Design: With a diameter of approximately 1mm less than ordinary sockets, these flip sockets are perfect for use in tight work areas. They make it easy to install and remove wheel nuts, even in tight spaces
Materials: Made from high-strength chrome-molybdenum steel, which has high hardness and durability, and with a black phosphate treatment for enhanced durability and corrosion resistance
17mm Convex Flower Head Bolt: For Mercedes S-class (W221), GLK-Class, M-class, CL-Class and Maybach vehicles with factory 17mm convex lug bolts. For Part # 000 990 5407, 0009905107
