GDH drills have chip removal and water injection grooves on the inner and outer side of the crown. They also have slots in the tip of the drill to reduce drill burning. These features improve drilling quality and efficiency

  • Habit shank
  • Requires less sharpening (Do not sharpen before first use)
  • Requires less drilling force than standard diamond drills (Optimum drilling speed is between 0.8 and 1.5mm of depth per second
  • Requires less spindle speed (rpm)
  • Overall length 85mm

Note: (Other sizes available on request lead time may apply)


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