1、Made of high quality carbon steel and aluminum material,durable in use. 2、Professional manufacturing, quality assurance, high reliability. 3、Ideal for repairing sump gearbox and differential drain plug threads. 4、Used to tap the damaged thread slightly oversize then fit a new drain plug and washer. 5、Sizes are suitable for the most popular threads used on cars and light commercial vehicles. Features: Made of high quality carbon steel and aluminum material,durable in use. Professional manufacturing, quality assurance, high reliability. Ideal for repairing sump gearbox and differential drain plug threads. Used to tap the damaged thread slightly oversize then fit a new drain plug and washer. Sizes are suitable for the most popular threads used on cars and light commercial vehicles. Specifications: Condition: Brand New Material: Carbon steel + aluminum Color: Shown as picture Package List: 1 * Thread Repair Plug M13x1.25 1 * Thread Repair Plug M13x1.5 1 * Thread Repair Plug M15x1.5 1 * Thread Repair Plug M17x1.5 1 * Thread Repair Plug M20x1.5 1 * Thread Repair Plug M22x1.5 6 * Washer 1 * Thread Repair Tap