Thread Restoring File Set File Thread Type Swiss Pattern File Files Included Type 2 - Fine/Extra Course 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 #7 File for Regular Pipe Thread 80 1.00 1.25 1.50 1.75 2.00 2.50 3.00 mm Type-1 - Regular Bolt 11 12 13 14 16 18 20 24 TPI File Type Thread Restoring File For Thread Pitch 1/4 in 5/16 in 3/8 in 7/16 in 1/2 in 9/16 in 5/8 in 3/4 in 7/8 in