Ctooltool 42Pcs Thread Chaser Kit Set, Thread Restorer Tap & Die Kit - Metric, UNC, UNF, Master Rethreading Tool

The Rethreading Set has measurements in UNC (Unified National Coarse) UNF (Unified National Fine) and Metric. This set of tools is a comprehensive rethreading kit for repairing or renewing damaged threads on nuts bolts or studs. The individual pieces are highly tempered and hex shaped to use with a wrench or socket. The set includes 21 Rethreading Dies 19 Rethreading Taps and 3 Thread Files. The Rethreading Dies are for chasing (repair) work only. The Dies included are National Coarse (Silver): 1/4-Inch 5/16-Inch 3/8-Inch 7/16-Inch 1/2-Inch 9/16-Inch and 5/8-Inch National Fine (Black): 1/4-Inch 5/16-Inch 3/8-Inch 7/16-Inch 1/2-Inch 9/16-Inch and 5/8-Inch and Metric (Gold): 6 x 1.00 millimeters 8 x 1.25 millimeters 10 x 1.25 millimeters 10 x 1.50 millimeters 12 x 1.25 millimeters 12 x 1.50 millimeters 12 x 1.75 millimeters . The 19 Rethreading Taps included are the National Coarse: 1/4-Inch 5/16-Inch 3/8-Inch 7/16-Inch 1/2-Inch and 9/16-Inch National Fine: 1/4-Inch 5/16-Inch 3/8-Inch 7/16-Inch 1/2-Inch and 9/16-Inch and Metric: 6 x 1.00 millimeters 8 x 1.25 millimeters 10 x 1.25 millimeters 10 x 1.50 millimeters 12 x 1.25 millimeters 12 x 1.50 millimeters and 12 x 1.75 millimeters . The Thread Files are SAE: 11 12 13 14 16 18 20 and 24 SAE: 9 10 12 16 20 27 28 and 32. Thread Restorer Kit allows you to properly repair or renew damaged SAE or metric threads. Highly tempered for strength and durability the hex shape allows for use with a socket or wrench and with 42 pieces this kit is equipped to help you simplify all rethreading jobs.