General Tools 177-1 Thread Repair File

Our Thread Repair Files help breathe life back into bolts, screws or fittings that have been damaged due to cross-threading or corrosion. Made of high carbon steel, the Repair Files offer eight different thread pitches. In addition, the Thread Repair Files can also be used as a screw pitch gage. Features: Restores threads that were bent or damaged from rust, cross-threading or corrosion. Works on screws, bolts, studs, plumbing pipe and pipe fittings. Includes eight different thread pitches: 11, 12, 13, 14, 16, 18, 20 and 24 T.P.I. Made from high carbon steel. Can also be used as a screw pitch gage. Black oxide coating to prevent rust.