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Set of 3 high-speed rotary drill bits. Diamond coated with a vented hollow core for drilling hard materials such as glass, stone, ceramic tile, metal, etc
Sizes: 2 mm, 2.5 mm and 3 mm with a 1/8" (3mm) shank.

We recommend running them under 4,000 rpms for maximum longevity.
Feel free to contact me for details pertaining to drilling glass and stone.

3 Drill Bits "Multiple Sizes" Diamond Coated Hollow Core For Sea Beach Glass / Lapidary / Dremel Rotary / Crafts


  • Materials: diamond coated, stainless steal
  • Ships worldwide from United States
  • Feedback: 956 reviews
  • Favorited by: 1 person