Thread Restoring File, Tap, and Die Kit #1 #1Thread file metric pitches: .75, 1, 1.25, ... 2.5, and 3mm Thread Restoring File, Tap, and Die Kit#2 Thread file pitches: 11, 12, 13, 14,16 ... , 18, 20, and 24 threads per inch #3 Thread file ... and right handed thread.42Pcs UNC UNF & Metric Thread Restorer Kit Contain: seven UNC, seven UNF and seven metric rethreaded dies ...