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30pcs PCB Drill Bits CNC Print Circuit Board Carbide Tungsten Steel Mini Micro Drill Bit Set 1/8' Shank for Rotary Tool Jewelry Stone Engraving 0.1-1.0 1.1-2.0 2.1-3.0mm

4.7 (1) Write Review
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$10.49

$ 4 .99 $4.99

In Stock

About this item

  • 1.PCB Drill Bit Set,1/8''(3.175mm) shank,contains 30 different size drill bits diameter.10pcs 0.1-1.0mm: 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0mm; 10pcs 1.1-2.0mm: 1.1 1.2 1.3 1.4 1.5 1.61.7 1.8 1.9 2.0mm; 10pcs 2.1-3.0mm: 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0mm
  • 2. High hardness, wear resistance, and intensity; anti-bending,no burrs or debris,reat for 3D printer nozzle cleaning, circuit boards, bakelite, CNC engraving, jewelery, stone，metal plastic and other precision drilling
  • 3. Precision machining by high accurate equipment;With good milling and cutting performance, ensuring high efficiency.The spiral cutting edge to removing chips, with big space and small resistance; Smooth chip removal, less heating value, to reduce pollution
  • 4. Sharp cutting edge, reduce cutting force, lower breaking rate and improve the quality of hole wall;Symmetrical cutting blade, help to high effective cutting, avoiding drilling offset
  • 5. Packaged in a plastic case per 10 pieces for easy storage to identify size, easy to carry, and to better protect the tip of the drill bit from damage during transportation.


Specification:
Material: Tungsten Carbide
Overall Length: 38mm
Package Including:30pcs PCB Drill Bit Set


James
Reviewed in the United States on August 2, 2024
Works ok, but they're steel drill bits, not tungsten carbide.
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