• 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 177-8

Thread Pitches

N/A 3/4, 1, 1-1/4, 1-1/2, 1-3/4, 2, 2-1/2, 3mm