Step Indexable Gun Drills

  • Step Indexable Gun Drills

    Step Indexable Gun Drills

    Step and Pilot Tools may be incorporated in an application to eliminate two-three subsequent operations in a single hole. The use of a step tool dramatically reduces cycle time, scrap, and eccentricity between diameters. STEP GUNDRILLS Step drills have manufacturing limitations depending on extreme diameter ranges in the steps. Special carbide developing may sometimes be necessary due to the coolant hole location. Additionally, chip breakers may be required due to a lack of an inside angle wh...