Description
Safe material: PCB drill bits are made of quality tungsten steel, not easy to wear and bend; The anti-vibration design of the blade makes it stable and reliable during the engraving process.Improve precision: micro drill bits set adopts pointed cutting edges; The spiral cutting edge can reduce the cutting force, prevent the drill from breaking, and improve the machining precision, no burrs or debris.Size information: PCB drill bit set contains various sizes of drill diameter, 0.1 mm, 0.2 mm, 0.3 mm/ 0.012 inch, 0.4 mm/ 0.016 inch, 0.5 mm/ 0.020 inch, 0.6 mm/ 0.024 inch, 0.7 mm/ 0.028 inch, 0.8 mm/ 0.032 inch, 0.9 mm/ 0.035 inch, 1 mm/ 0.039 inch, each size has 3 pieces, totally 30 pieces in 3 boxes.Wide usage: 0.1-1.0 mm drill bits set is suitable for processing precision drilling of amber beeswax, circuit boards, CNC engraved jewelry, hardware, plastics and so on.What you get: package comes with 30 pieces tungsten carbide micro drill bits in 3 sets, 10 pieces each set, packed in a box, which is easy for storage
