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  • 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.
  • Length 8-1/2" x 7/16" (213mm x 12mm).
Unit of Measure

Units Per Package

 N/A 1

Model No.

 N/A 177-2

Thread Pitches

 N/A 9, 10, 12, 16, 20, 27, 28, 32, T.P.I