sourcing map PCB Drill Bits 1mm Tungsten Carbide Rotary Tool Jewelry CNC Engraving Print Circuit Board Micro Drill Bits 1/8 Inch Shank 10 Pcs

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sourcing map PCB Drill Bits 1mm Tungsten Carbide Rotary Tool Jewelry CNC Engraving Print Circuit Board Micro Drill Bits 1/8 Inch Shank 10 Pcs
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Product description

  • Specification Cutting edge diameter (CED) 1mm; cutting edge length 9.5mm; shank diameter 3mm 1 8" (approx.) overall length 38mm 1-1 2" (approx.)
  • Great Use Great for PC Boards, Plastics, Fiberglass, Wood, Soft Metals. Fit for PCB drilling machines, engraving machine, CNC and high precision special drilling equipment
  • Spiral Flute Bits Tip spiral flute drill bits with sharper cutting edge, reduce cutting force and prevent drill broken, improve the drilling accuracy
  • High Precision With sharp cutting edge, milling groove and clean surface, these sets of tool work quickly and cleanly, no glitches or scrap left

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