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Cooper Hand Tools Nicholson® Double ended thread restoring file set measuring 8 3/8" is used to restore damaged or worn external threads on bolts and pipes. File set with 4 pieces include thread type 1/type 2/type 7 and thread type 8.
Quickly repair worn or damaged threads on bolts or pipes with this Cooper Hand Tools Nicholson double-ended thread-restoring file set. The 8 3/4-inch length of each of the four included files gives you the reach to get the job done, and color-coded tips on each make it easy to distinguish their size.