16mm Car Swivel Magnetic Spark Plug Socket, 3/8 Inch Vehicle Drive 12-Point Thin Wall Spark Plug Socket Removal Tool, 360 Degree Rotation Auto Accessories Compatible with Most CarsSize: 16 mmHigh Quality Material: Made of durable steel, this product offers exceptional tensile, compressive, and flexural properties, ensuring it can withstand large forces during use without deformation or damage. This quality is crucial for maintaining stability and safety during the removal and installation of spark plugs. Practical Function: Designed for the quick installation and removal of spark plugs located in the engine combustion chamber, this product grips the spark plugs securely, preventing them from falling out and avoiding potential damage. Wide Application: This package includes one magnetic thin wall rotary spark plug socket with a long rod design measuring 11.81 x 0.8 x 0.8 inches. It is compatible with series 1 (E81/E87-N43B), series 3 (E90-N43B), and series 5 (E60-N43B), as well as a range of mini cars. Please verify the fitment dimensions carefully before purchasing. Easy to Install: Equipped with a sturdy magnet clamping system, this product holds the spark plugs securely in place, reducing the risk of loosening and falling out during installation and removal. Simply insert the spark plug into the socket to ensure a full engagement. Unique Design: The long rod design enhances operating distance, allowing easy access to the spark plug without direct contact with the engine block, while also minimizing hand fatigue and improving operational efficiency. Dimensions: 11.81 x 0.8 x 0.8 inches.