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Jefferson 3pc HSS Step Drill Bit Set (4 - 32mm)

Jefferson 3pc HSS Step Drill Bit Set (4 - 32mm).

Each drill cuts parallel holes within a specific size range, rising in 2mm increments.


  • Sizes: 4 - 12mm, 4 - 20mm & 4 - 32mm
  • Rises in 2mm Increments
  • Made from HSS ( High Speed Steel )
  • Supplied in a Metal Case