The Crescent Nicholson thread restoring files are ideal for restoring damaged or worn external threads on bolts and pipes. Each file can be used with 8 different thread sizes, allowing you to find a true fit effortlessly. The color caps on tubes help identify the file type, so you can select the tool you need with ease.
- Type 2 red cap: ex. fine/ex. coarse bolt; 9, 10, 12, 16, 20, 27, 28, 32 TPI