Feature

●Ideal for restoring damaged or worn external threads on bolts and pipes
●Thread restoring files can be used with 8 different thread sizes, allowing you to find a true fit effortlessly
●4-piece set offers 3 convenient file sizes for quick and effective application Type 1 Regular Bolt; 11, 12, 13, 14, 16, 18, 20, 24 TPI
●Type 2 Ex. Fine/Ex. Coarse Bolt; 9, 10, 12, 16, 20, 27, 28, 32 TPI Type 7 Regular Pipe; 8, 10, 11 1/2, 14, 16, 18, 24, 27 TPI
●Type 8 Metric Bolt; .80, 1.00, 1.25, 1.50, 1.75, 2.00, 2.50, 3.00 mm

Description