Pro Grade Micro Drill Bit Set 0.3-1.2mm Shank Tungsten Carbide Bits For PCB Engraving, Jewelry, Stone, And CNC Router Work - Heavy-Duty Wear-Resistant Tungsten Steel With Anti-Vibration Flutes

Pro Grade Micro Drill Bit Set 0.3-1.2mm (0.012-0.047 in)
✔️ 20 pcs PCB engraving bits, 0.3-1.2 mm (0.012-0.047 in) tungsten carbide

These compact carbide bits are designed for precise drilling and engraving in PCBs, jewelry, plastics, amber, and stone. They perform well with CNC routers, micro hand drills, and engraving machines, delivering clean cuts with minimal burrs.

✅ Material: tungsten steel with anti-vibration flutes for stable engraving
✅ Edge: nano-level spiral cutting edge reduces cutting force and burrs
✅ Range: 0.3-1.2 mm sizes (10 distinct diameters: 0.3,0.4,0.5,0.6,0.7,0.8,0.9,1.0,1.1,1.2 mm)
✅ Pack: 20 pcs included for a complete micro drilling kit
✅ Application: ideal for PCB drilling, jewelry engraving, amber, beeswax, plastics

💡 What is a handy use for a micro drill bit set in precision electronics and crafting projects?

These bits excel in tiny diameter tasks where clean, burr-free holes are critical.

• Precise PCB work, micro jewelry engraving, and crafts needing small holes
• Durable tungsten steel resists wear with CNC routers and handheld drills
• Works on plastics, amber, beeswax and other soft materials