Perfect Spark Plug Thread Repair KitThe spark plug thread repair kit with 16 tools is an extremely useful and high quality tool for repairing spark plug threads. These tools are ideal for repairing damaged spark plug threads Specification Thread Size: M14 x 1.25mm, Length: 11.2mm (Burnished Black), 17.5mm (Burnished Black), 17.5mm (Yellow Zinc Plated), Tap Size: M16*1.25mm, tap length: 70mm, packing weight: approx. 451g Applicable models The spark plug repair tool has a universal design. These tools are specially designed to repair 14mm*1.25mm spark plug threads. With the M16 x 1.25 x 70 mm long thread tap you can enlarge the ignition hole to fit the sleeve High Quality MaterialThe spark plug connector set is made of hardened steel, these accessories are strong and durable. You can buy it with confidence, no need to worry about its lifespan Portable DesignThe spark plug thread repair kit has a portable design. All tools are neatly organized in a blow molded case to protect components and to be easy to carry and collect Features: 1. 16pcs very useful and high quality plug thread repair tools 2. A great tool kit for repairing damaged spark plug threads and extending spark plug life. 3. All tools are neatly organized in a blow molded case to protect components and be easy to carry and collect. 4. With the M16 x 1.25 x 70 mm tap, you can enlarge the ignition hole to match the sleeve. 5. Suitable for repairing 14mm*1.25mm spark plug threads. Specifications: Condition: 100% New Material: steel Housing color: blue Thread size: M14 x 1.25mm Length: 11.2mm (Burnished Black), 17.5mm (Burnished Black), 17.5mm (Galvanized Yellow) Tap size: M16*1.25mm Tap length: 70mm Package weight: approximately 451g List of packages: 16 * Spark Plug Thread Repair Tools 1 * plastic case