360° arbitrary rotation special treatment spring。Chrome vanadium steel forging, precision machining, high hardness, sturdiness and durability。Professional-grade universal socket wrench。T-Handle Universal Joint Spark Plug Socket Wrench design gives the user a comfortable working angle for hard to reach places。Rubber grommet inside holds spark plug for easy installation or removal。Specification:3types: 14mm,16mm , 21mm ,Color: Silver&RedPackage includes: 1 *Universal wrenchnotes:Please understand that due to differences in lighting or computer monitors, I cannot guarantee that the photo and the real color are 100% the same.Due to different measurement methods, there may be a deviation of 1-2cm.If there are any problems with our products, please contact us as soon as possible and we will deal with them as soon as possible.You are welcome to put forward your valuable suggestions and comments on our products, we will continue to improve.