Michear 10Pcs Micro Drill Bits Set Diameter 0.1mm to 3.0mm PCB Carbide CNC Print Circuit Board Tungsten Twist Tool for Engraving Wood Plastic Metal (0.3-1.2mm)

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  • Features
  • Size The mini micro drill bits come in a set of 10, with diameters from 0.1 to 3.0mm, this drill bit set offers a wide range of operations to meet the needs of different applications.
  • 30 spiral flutes Uses a spiral chip removal design with sharp cutting edges and a large spiral groove design for low chip removal resistance and to prevent chip tumour build-up.
  • Quick-change positioning rings Adoptedquick-change positioning rings design, humanized positioning ring sleeve design, reduce the machine's commissioning time and improve work efficiency.

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