AuzGrip A75479 20.6mm 6 Point 3/8" Square Drive Swivel Magnetic Spark Plug Socket

Manufactured from heat treated, drop forged, chrome vanadium (CR-V) steel with a micro chrome plated finish for greater corrosion resistance. Knurled ring to assist gripping with oily fingers. DIN standard with *AuzDrive technology and unique swivel drive system for greater access. Socket is also fitted with a internal magnet. Specifically designed for easy automotive spark plug removal and installation.