14mm Cylinder Head Tap Spark Plug Rethreading Helicoil Thread Repair Tool Kit Specifications: Fit for 14mm spark plugs. Simple to use, convenient and practical. Made of high quality alloy, wear-resistant and durable. Item Name: Rethreader Tap Material: Alloy Features: Durable, Easy to Use, Practical Size: 7.2cm x 1.4cm/2.83" x 0.55" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Rethreader Tap 4 x Thread Inserts