Diamond Bur Set Core Drill Bit For Porcelain Glass Engraving 5pcs

Description

Z-lion Diamond Bur Core Drill Bit Set (5pcs)

• Drill Hole diameter: 5mm, 6mm, 8mm, 10mm, 12mm
  8mm shank diameter and 55mm total length
  1Set x Diamond Hole Saw (5pcs)
• Precise drilling for all porcelain,tiles, marble, artificial stone, granite, stoneware and quartz.
• They are very sharp and can remove material quickly and easily.
• Use with Water,can act as additional cooling to prolong the worklife of bit.otherwise the diamond core drill will burn.

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