Century Drill And Tool Metric Thread Restoring File, 0.80 To 3.00 Mm

Restore damaged threads that are bent rusted or cross threaded
For use on screws bolts studs pipe and pipe fittings
8 Metric Pitches (.80mm, 1.00, 1.25, 1.50, 1.75, 2.00, 2.50, 3.00mm)