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Diamond Drill Bits (10 PCs)

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  • Made of high strength and quality corundum powder of diamond sand and carbon steel with smooth nickel plated surface coating to ensure durability of usage;

  • Easy, quick and smooth drill for hole; enhance the drilling speed to ensure a sharp, high precision and smooth cut without a broken edges in seconds;

  • Capable of drilling into extremely hard materials such as marble, slate, glass, tile, stone and many more.

  • The material needs only water for lubrication. DON'T DRILL HOLE WITHOUT WATER!

  • These drill bits can be used with a standard drill, excellent for making clean and accurate holes, with both good performance and long life.


  • Material: steel

  • Weight: 205 g

  • Diameter: 8/10/12/14/16/18/20/22/25/50 mm

  • Application: glass/ceramics/tiles/marble/stone...


  • 1 SET(10 PCs) of Diamond Drill Bits


  • Please keeping adding water while drilling hole to ensure the bit keeps cool. Using speed under in 800-1000 per minute. 

  • Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed in the pictures.