30 Piece Micro Drill Bit Set Tungsten Carbide Spiral Flute Mini Drill Bits For Rotary Tools PCB CNC Engraving 0.1mm To 3mm Kit For Hobbyists Modelers DIYers Crafters

Precision tungsten carbide micro drill set for PCB and DIY
✔️ 30 micro drills 0.1-3.0 mm with 3.175 mm shank for rotary tools

This 30-piece micro drill bit set delivers steady, precise cutting with a spiral flute design. Tungsten carbide construction resists wear for extended use across plastics, wood, resin, and PCBs. The 0.1 mm to 3.0 mm sizes cover delicate holes and more substantial openings, and the 3.175 mm shank fits most rotary tools, CNC machines, and drill presses.

✅ Diameter range: 0.1 mm to 3.0 mm
✅ Shank size: 3.175 mm standard fit for most tools
✅ Material: tungsten carbide for high wear resistance
✅ Spiral flute geometry for clean holes and debris removal
✅ Length: approx 38 mm overall for maneuverability
✅ Pack size: 30-piece set for broad coverage

💡 What is a micro drill bit set used for in precision electronics and hobby projects? This handy kit helps you make tiny, clean holes with reliability.

- Handy for PCBs, plastics, and wood in hobby projects - Fine-detail work in model kits, jewelry, and crafts - Tungsten carbide resists wear for long service life - Compatible with rotary tools, CNC machines, and mini drills