LANG TOOLS 6-PC UNC THREAD RESTORER TAP SET

Lang Tools 6-pc UNC thread restorer tap set

For external threads. 6-pc UNC (coarse threads). Incl. 1/4"-20, 5/16"-18, 3/8"-16, 7/16"-14, 1/2"-13, 9/16"-12. Used to restore damaged external threads. This are special threaded restoring dies that ensure a good result and they are safer in restoring threads than using regular thread cutting taps and dies. Regular cutters are sharper and can easily further damage existing threads. Packed in a re-usable clamshell package. USA made. Note: Not suitable for cutting new threads.

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