30 Pcs Micro Drill Bit Set For Rotary Tools With Tungsten Carbide Spiral Flute Bits 0.1mm To 1.0mm Ideal For PCB Drilling Jewelry Making CNC Engraving Glass Stone Plastic Metalworking DIY Hobbyist

30-Piece Micro Drill Bit Set for PCB and Jewelry Engraving
✔️ 10 sizes from 0.1 to 1.0 mm, tungsten carbide, in protective box

This micro drill bit set features tungsten carbide spiral flute bits across ten sizes. It’s ideal for precise drilling on PCB boards, jewelry, glass, plastic, metalworking, and CNC engraving. Packed in a durable plastic box for easy transport and safe storage.

✅ 0.1-1.0 mm diameters for tiny holes
✅ Tungsten carbide construction for high wear resistance and long life
✅ Sharp, grooved cutting edges for fast, clean drilling
✅ Protective plastic box keeps bits organized

💡 What is a micro drill bit set used for in PCB work and precision DIY projects? This handy kit covers tiny holes across various materials. - PCB drilling, jewelry making, glass carving, and plastic machining - 0.1-1.0 mm diameters provide tight tolerances and clean holes - Tungsten carbide construction resists wear during high speed drilling - Protective case keeps bits organized and portable