This spark plug thread repair kit offers a practical and efficient way to restore spark plug threads. Its user-friendly design allows for quick repairs, fitting a wide range of vehicle models. Made from robust materials, this tool keeps performance and can be used repeatedly. Prevent the need for complete spark plug replacement by addressing thread issues directly. Features -Color:Assorted Color -Material:Metal -Size:7.00X1.50X1.50cm/2.75X0.59X0.59in -Size:6.50X2.00X1.70cm/2.55X0.79X0.67in -Note: Random Color Accessory -Size: Spark Plug Insert Thread Diameter: 14mm/0.55 inch; Spark Plug Insert Thread Pitch: 1.25mm/0.049 inch -Size: Thread Inserts Length: 0.9cm (0.35inch), 1.1cm (0.4inch), 1.6cm (0.6inch), 2.0cm (0.8inch) -Complete repair solution: spark plug re-thread tap and inserts, for repair spark plug threads and lengthen spark plugs service time -User friendly design: intuitive design ensures that repairs can be completed quickly and easily, saving time and reducing frustration -Durable materials: constructed from robust materials that ensure durability and reliability, even under heavy use -Wide compatibility: compatible with various car models, this kit is versatile and adaptable to different repair needs -Ideal choice: offers a good alternative to replacing spark plugs, helping you save cost on repairs Package list: 1 x Thread Tap 4 x Thread Inserts