30 Pcs Shank Tungsten Carbide Micro Drill Bits Set Pro Grade For PCB Engraving And CNC Routing 0.3-1.2 mm Precision Bits With Anti Vibration Design For Jewelry Stone And Circuit Board Work

Precision Tungsten Carbide Micro Drill Bits for PCB Engraving
✔️ 0.3-1.2 mm sizes, anti-vibration, 30 pcs in 3 boxes

These micro drill bits are crafted from tungsten carbide to resist wear and bending, delivering stable, high-precision engraving for circuit boards, jewelry, plastics, and resin work. Ideal for electronics hobbyists and CNC engraving projects.

✅ 30 pieces total, 10 per set, packed in three boxes
✅ Sizes include 0.3 mm to 1.2 mm, three pieces per size
✅ Tungsten carbide construction for wear resistance and durability
✅ Anti-vibration design reduces chatter and improves precision
✅ Suitable for circuit boards, amber beeswax, jewelry, plastics

💡 What is a small-diameter tungsten carbide micro drill bit used for in PCB engraving?

This handy bit is designed for precise drilling and micro engraving in electronics and crafts. - For tiny vias and precision holes in PCBs - Useful for delicately drilling plastics and resin with minimal burrs - Anti-vibration design helps maintain depth and consistency