10pcs/set Diamond Glass Core Drill Bit




  • Stable quality.
  • Our drill bit is very sharp, the drilling speed is fast, and the work efficiency is improved.
  • Drills may not require or rarely need to be re-fluted during use.
  • The glass drill bits have a long life.



  • Type: Core Drill Bit
  • Material: Diamond Coated
  • Size:
  1. 6mm-30mm: 6/8/10/12/14/16/18/20/22/30mm
  2. 8mm-50mm: 8/10/12/14/16/18/20/22/25/50mm
  3. 6mm-50mm: 6/8/10/14/16/18/22/35/40/50mm
  4. 3mm-50mm: 3/4/5/6/8/10/12/18/32/50mm
  • Application: Excellent for making clean and accurate hole on glass and tile



Please allow 1-3mm error due to manual measurement.

Due to the difference between different monitors, the picture may not reflect the actual color of the item.


Please note: We sell to businesses for bulk order quantity please contact sales@bulkman3d.com for special distribution pricing.

Additional information

Weight 0.2 kg
Dimensions N/A

6mm-30mm, 8mm-50mm, 6mm-50mm, 3mm-50mm