General Tools Metric Thread Repair File (177 8)

These indispensable files restore damaged external threads on studs, bolts, screws, plumbing pipe and pipe fittings Four different high carbon steel files are available; each file provides 4 to 8 different thread pitches Restores rusted or corroded fasteners; doubles as a screw pitch gage Black oxide to prevent rust; restores Thread Pitches 0.75, 1.0, 1.25, 1.5, 1.75, 2.0, 2.5, 3.0mm Made in the USA