General Tools 177-8 Metric Thread Repair File
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Overview
The #177-8 Metric Thread Repair File is ideal for restoring damaged external threads on studs, bolts, screws, plumbing pipe and pipe fittings.
- Contains four files covering eight thread pitches
- Can also be used to restore rusted or corroded fasteners
- Doubles as a screw pitch gage
- Made of carbon steel, black oxide-finished to prevent rust
Thread pitches covered: 9, 10, 12, 16, 20, 27, 28 and 32 T.P.I. (threads per inch)