1Reliable Material: Thread repair kit is made of metal material, it has great toughness, not easy to wear deformation, sturdy and long service life. 2Wide Application: Used for engine repair, daily maintenance, auto repair, drill press, etc, also can be used to repair damaged threads. 3Performance: Professional manufactured in accordance with strict quality control standards, and improved design to increase durability. 4Exquisite Workmanship: This thread repair kit adopts excellent manufacturing process with stable performance, which can provide you with a superior using effect. 5Fully Equipped: This thread repair kit comes complete with accessories you don't have to worry, making you have a smooth repair experience.