Xiatiaosann PCB Drill Bits Set Micro Drill Bits Set, Spiral Flute Carbide 0.3mm-1.2mm Drill Bit for Dremel Print Circuit Board Jewelry Beeswax Rough Stone CNC Engraving, 40PCS(4 of Each size)

✅[Drill Bits Size]: 10 different sizes of drill bits: 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm. Varies sizes to meet different needs.

✅[High Quality Material]: The PCB drill bits are made of high quality tungsten steel, highly wear resistance, high hardness, bending strength, anti-impairment, highly working efficiency. With sharp cutting edge, milling groove and clean surface, these sets of tool work quickly and cleanly, no glitches or scrap left.

✅[Specially Design]: This micro drill bits are designed to drill and engrave on print circuit board and other precise work. Package with high quality plastic box, easy carry and better protection keeps the blade tip goods in the delivery from being damaged.

✅[Widely Use]: PCB Drill Bits Set are great for punching at printed circuit boards, 3D Printer Nozzle Cleaning, CNC engraving plexiglass, Amber beeswax, bakelite, jewelery, metal plastic and other precision drilling; cutting and engraving and worked on Acrylic, PVC, Nylon, Resin, Fiberglass,etc.

✅[Package Content]: 40 pcs PCB drill bits. There are 4 of each size.