General Tools 177-8 Metric Thread Repair File<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>These indispensable files restore damaged external threads on studs， bolts， screws， plumbing pipe and pipe fittings</li><li>Four different high carbon steel files are available; each file provides 4 to 8 different thread pitches</li><li>Restores rusted or corroded fasteners; doubles as a screw pitch gage</li><li>Black oxide to prevent rust; restores Thread Pitches 0.75， 1.0， 1.25， 1.5， 1.75， 2.0， 2.5， 3.0mm</li><li>Made in the USA</li></ul></div><img src="http://ecx.images-amazon.com/images/I/21aGLmRshPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61loX9mSXuL.jpg" noproxy>