UNF/UNC THREAD FILE

Thread Restorer File. Fine & Coarse Threads, 60° Pitch. Restores battered, rusted and corroded threads quickly. All the thread sizes are clearly marked on the file. Select the correct size thread, overlap the file a few good threads and use the tool just like a file to restore damaged area. Works on all diameters, right or left hand threads.

Thread Sizes: 9 tpi, 10 tpi, 12 tpi, 16 tpi, 20 tpi, 27 tpi, 28 tpi, 32 tpi. Length: 8-1/2" (220 mm) Width: 7.16" (11 mm) Square