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10pcs PCB Drill Bits Set, 2.1mm-3.0mm Spiral Flute Carbide Micro Drill Bit for Print Circuit Board Stone Dremel Jewelry CNC Engraving

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$9.49

$ 4 .99 $4.99

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About this item

  • 【Multi Size】This contains 10 different size drill bits diameter: 2.1mm, 2.2mm, 2.3mm, 2.4mm, 2.5mm, 2.6mm, 2.7mm, 2.8mm, 2.9mm, 3.0mm. Shank Diameter: 3.175mm. Length: 38.1mm / 1.5".
  • 【Cemented Carbide】The PCB Drill Bits are made of high quality cemented carbide and HHS, highly wear resistance, high hardness, bending strength, anti-impairment, highly working efficiency.
  • 【High Precision】 With sharp cutting edge, milling groove and clean surface, these sets of tool work quickly and cleanly, no glitches or scrap left. Seismic design on the blade edge enables it to stay stable during engraving.
  • 【Long Tool Life】With high hardness, high wear resistance, high strength, resistance to bending, anti-impairment. Made from Tungsten Carbide for precise, easy experience.
  • 【Application】Great for 3D Printer Nozzle Cleaning, Amber beeswax, circuit boards, bakelite, CNC engraving plexiglass, jewelery, metal plastic and other precision drilling.


Description: These bits work fantastic on PCB boards. Sharp and twisted flute will make the drilling be more easy and effortless. They come in a easy-to-use plastic case with a holder for each bit. Drills bits are perfect for delicate drilling through hard materials for model engineering, jewelry repairs, craft work, suitable for PCB, SMT, CNC, mold, sculpture, plastic, copper, stainless steel. Features: Use high quality materials and fine grinding process makes bit more sharp cutting edge. Drill bit has a large scraps discharge space, little resistance and smoothly during the scraps discharge. Reduce cutting force and broken drill, improve the quality of hole wall. Easy to change out and do a great job cutting through the PCB for solder holes. Come in a great storage container that is easy to find and grab the drill bit you need when you need it. Specifications: Material: Cemented carbide, HHS Ring Color: Mixed random colors Cutting Edge Diameter: 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 3.0mm Shank Diameter: Approx 3.175mm Length: 38.1mm / 1.5" Quantity: 10pcs Weight: 45g(approx.) Package Includes: 1 Set(10pcs) x Drill Bits Note: Due to different batches, color of rings might be different from the ones in picture. Please take the real one as standard. Thanks for your understanding.


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