Lang Tools, thread restorer kit. Metric & US sizes

Used to restore damaged internal and external threads. Special threaded restoring taps and dies ensure a good result and are safer in restoring threads than using regular thread cutting taps and dies. Regular cutters are sharper and can easily damage existing thread. USA made. Note: Not suitable for cutting new threads. 48-piece US sizes & Metric sizes restore kit. Contains: UNC & UNF dies in sizes: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8. UNC & UNF taps in sizes: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16. Metric taps & dies in sizes: M6x1, M8x1.25, M10x1, M10x1.25, M10x1.50, M11x1.50, M12x1.25, M12x1.50, M12x1.75 and M14x1.50. 1x Metric & 1x SEA thread restore file (8 sizes). Fits: > Univ.