Thread Restoring File, Tap, and Die Kit #1 #1Thread file metric pitches: .75, 1, 1.25, 1. ... 50, 1.75,2, 2.5, and 3mm Thread Restoring File, Tap, and Die Kit#2 Thread file pitches: 11, 12 ... and right handed thread.42Pcs UNC UNF & Metric Thread Restorer Kit Contain: seven UNC, seven UNF and seven metric rethreaded dies ... and achieving mutual success! Thread Restoring File, Tap, and Die Kit