14MM Magnetic Thin Wall Universal Joint Spark Plug Socket Removal Tool 12pt 64mm Length. The interior magnet retains and protects the spark plug, constructed and designed for spark plug removal and installation.. Hardened and heat treated Chrome Vanadium alloy steel. The thin wall design of this socket makes it compatible with BMW vehicles: 1 Series (E81/E87-N43B), 3 Series (E90-N43B) and 5 Series (E60-N43B) etc.. Magnetic core effectively retains spark plugs and minimizes damage..
