External Thread Restorer File

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Made from carbon steel, these thread files can remove rust and restore damaged threads quickly. HRC48-50 hardness, these are suited for fixing damaged extenal threads, pipe fitting s, bolts, screws and water pipes. Works on right or left hand threads. All thread size are marked on file for easy selection. Pitch options below: METRIC 0.75, 1.0, 1.25, 1.5, 1.75, 2.0, 2.5, 3.0mm BSW/BSF 11 ,12 , 14 ,16 ,18 , 20 ,22 , 26 UNC/UNF 9 , 10 , 12, 16 , 20 ,27 ,28, 32 SAE/UN 12 ,13 ,14 ,16 ,18 ,20 ,24 ,28 BSP/PF 11 ,12 ,14 ,16 ,19 ,20 ,22 ,28 Show more