High-performance 3/8" Bi-Hex 12pt magnetic spark plug socket crafted from premium chrome vanadium steel for extreme durability and corrosion resistance. Precision-engineered thin wall design ensures effortless access to tight spaces in BMW Mini, Mercedes M156 and Citroen engines. Integrated neodymium magnet securely holds spark plugs during installation/removal to prevent drops. Laser-etched size markings (14mm) remain visible after repeated use. Ideal for professional mechanics and DIY enthusiasts working on European vehicle maintenance. Exclusive bulk pricing available for automotive repair shops and wholesale buyers.