Features: Made-from high-quality durable chrome-vanadium steel, the thin wall magnetic swivel-spark plug socket is durable and rust-resistance. 360-degree swivel-action guarantees-a maximum flexibility. The interior magnets retains and protects the spark plug, ensuring that it can firmly stay in place during installation and removal. No-worry about plugs dropping into the engine compartment. Variable-angle movable head, corresponding to different-angles of incorrect installation of spark plugs, more labor-saving in narrow-spaces. Overall heat treatments, high hardness, anti-rust and anti-skid, beautiful appearance. Manufactured from chrome-vanadium hex-socket with wobble-features: spark plug sleeve, universal remover, magnetic, wrench, car repair, repair accessories. Specifications: Material:Chrome Tangsten Steel Size:Approx.14mm Size:Approx.16mm Package Includes: 1x Spark Plug Socket Removal Tool note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.