Axle Spindle Threading Set: If you have worn threads or rusty thread lines that are in need of restore and clean, take a look on rethreading tool sets. These axle spindle thread repair tools use hard materials, feature precision machined and hardened technology, are designed to help effectively and easily remove rust and dirt on threads. Thread repairing cleaning tool kit is a must have for any DIYer or professional mechanic's tool collection. Extension Bar: There is a 27mm extension bar in the thread repairing kit, without the extension rod, the possible presence of surrounding screws would limit the operation of the wrench, requiring the removal of surrounding screws and adding too much work, a extension bar will help to solve the troubles. When the axle nut is fixed in the extension bar, the wrench's force on the extension bar is applied evenly and directly to the axle nut, ensuring correct and smooth repair of the screw. Wide Usage: spindle rethreader set is equipped with 8 common sizes: M24x1.5, M24x2, M22x1, M22x1.5, M20x1.25, M20x1.5, 13/16inchx20UNEF, 3/4inchx20UNEF. Multi-size nuts ensures that this thread restorer metric kit can clean or repair axle threads on most domestic and import vehicles. While using, choose a right size nut and place it on the extension bar, use the hex wrench to secure it, place the nut over the damaged bolt and repair the thread by using a 27MM wrench or ratchet wrench. Portable Storage: This is a custom-made toolbox(Dimension: 9.5 x 8 x 2.5 inches) is based on the shapes and sizes of all tools to keep them neat and steady. Each nut has a fixed position in the plastic box, all the nuts and plastic box are engraved with product size, easy to select and use and placement. In this way, tools will not be damaged even in bumpy conditions, making it convenient for easy transport, simple storage and quick identification. Considerate Services: We are always pleased to offer customers enjoyable shopping experience and after-sales services. Packages are accepted to be returned for refund or replacement within 30 days of the purchase date; all products enjoy a one-year warranty, please rest assured to purchase. If you have any questions, please contact us and we will solve it for you in time. Note: Returned items must be unused with all accessories included in original packaging.