Features:1.Highly tempered for strength and durability, more reliable and practical in use.2.This thread repair tool kit is hex shaped for use with a socket or wrench.3.Manufactured with the highest quality carbon steel materials for maximum durability.4.Rethreading tools are color? coded for quick visual identification, offering you convenience.5.Comes with a tool box to store, effectively preventing them from losing after use.Specification:Condition: NewItem Type: Thread Repair Tool Kit Material: Carbon SteelColor: As Pictures ShownContains 7 Metric Rethread Die Sizes: M61.00, M81.25, M101.25, M101.50, M121.25, M121.50, M121.757 Metric Rethread Taps Sizes: M61.00, M81.25, M101.25, M101.50, M121.25, M121.50 M121.751 Metric Restorer File 8 Pitches: 0.75, 1.00, 1.25, 1.50, 1.75, 2.00, 2.50, 3.00PackageList:1 x Thread Repair Tool Kit