VortecSys 30Pcs Shank Tungsten Carbide Micro Drill Bits Set, Tungsten Steel PCB Print Circuit Board Flute CNC Router Bits for Jewelry Making/Rough

VortecSys 30Pcs Shank Tungsten Carbide Micro Drill Bits Set, Tungsten Steel PCB Print Circuit Board Flute CNC Router Bits for Jewelry Making/Rough

🌟 Premium Tungsten Carbide Construction: Made of high-quality tungsten steel for exceptional wear resistance and anti-bending performance, paired with anti-vibration blade design for stable, wobble-free operation. 🌟 Enhanced Drilling Precision: Sharp pointed cutting edges + spiral flute design reduce cutting force, prevent breakage, and deliver burr-free, debris-free results for high-precision machining. 🌟 Complete Size Assortment: 30-piece set covers 10 essential sizes (0.1-1.0mm/0.012-0.039in), 3 bits per size—meets all your precision drilling needs for small-scale projects. 🌟 Versatile Multi-Material Use: Perfect for precision drilling/engraving on PCB, amber, beeswax, jewelry, hardware, plastics, etc.—ideal for CNC routers, DIY crafts, and professional machining. 🌟 Organized & Portable Packaging: Comes in 3 separate boxes (10 bits/box) for easy storage, organization, and carrying—protects bits from damage and keeps them accessible.