DR-Mini Series

For micro deep-hole drilling on P, M, N, K, S (≤45 HRC)

The DR Mini is the high-performance and versatile micro deep-hole drilling series. It is available in diameters from 1mm to 3mm, with lengths up to 30xD.

  • Split Point Design

     Provides self centering ability and reduced thrust

  • X-Thinning

    Better self-centering on initial cutting

  • Straight Edge Profile

    Shorter chip and reinforced cutting edge

  • Polished Flute

    • Smoother chips evacuation
    • Less build up edge

  • T8090 Tip Coating

    • Low friction, high wear resistance

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DR Mini

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