10 Pack 2mm Micro Drill Bits With One Eighth Inch Shank Carbide Tungsten Steel 135 Degree Point For PCB And Circuit Board Drilling, CNC Engraving, Precision Micro Machining, Pro Grade Hobbyist Tools
UPC:
✔️ 2.0 mm cut dia, 3.175 mm shank, 11 mm flute, 38 mm overall
These carbide twist drills are compact precision bits designed for PCB micro-hole drilling, CNC engraving, and tiny component machining. They come in a ten-pack, making it easy to stock up for high-precision electronics work and hobbyist projects.
✅ Cutting diameter: 2.0 mm (0.079 in)
✅ Shank diameter: 3.175 mm (0.125 in)
✅ Flute length: 11 mm (0.43 in)
✅ Overall length: 38 mm (1.50 in)
✅ Point angle: 135°
✅ Material: 92% tungsten carbide / 8% cobalt
✅ Hardness: HRA 89-95; heat stability 800°C+
💡 What is a micro carbide drill bit used for in PCB and precision machining? These tiny tools are handy for high-precision drilling and engraving.
- PCB micro-hole drilling and micro-machining
- High hardness and wear resistance from tungsten carbide
- Use with proper clamping and coolant to control heat