About This COMPLETE SPARK PLUG KIT - Includes 5/8", 9/16", 14mm, 16mm sockets in 4", 6", 10" lengths plus ratchet handle and spark plug gapper - everything needed for professional spark plug service INDUSTRY-STRONG DURABILITY - Forged from chrome vanadium steel with mirror chrome plating, these magnetic sockets resist rust and oil corrosion while withstanding heavy-duty use in professional automotive shops SUPERIOR MAGNETIC RETENTION - Features strong magnetic cores that securely hold spark plugs during installation and removal, preventing dropped plugs from damaging engine components in hard-to-reach areas SWIVEL FLEXIBILITY - The 360-degree swivel heads provide maximum maneuverability in tight engine compartments, while 6 & 12-point designs ensure secure grip without rounding plug corners PROFESSIONAL ORGANIZATION - Comes in a sturdy storage case with engraved size markings for quick tool identification, making this set ideal for mobile mechanics and home garage workshops Overview Brand : ELEAD Material : Chrome Vanadium Steel Finish Type : Polished Number of Pieces : 8 Drive System : 3/8" Drive