Ceramic Tile Hole Opener Drilling Bit

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Color : Black
Size : 6MM (2PCS)

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  • 😊If you are not satisfied with the goods you received, please contact us within 15 days after receiving, we will give you the best help!
  • 🚢 Shipping>>Worldwide express shipping available.
  • 🔥98.9% of customers buy 2 or more


  • 🌻  Drill bit size type: 6 types diamond drill bits with different drilling diameters, 1/4 "(6mm),  5/16" (8mm),  3/8 "(10mm),  1/2" (12mm),  9/16 "(14mm), and  5/8" (16mm); Meet the needs of experiencing different drilling experiences. Surface electroplating can prevent rust on drill bits.


  • 🌻 Dry drilling design: Vacuum brazed diamond drill bit with integrated wax lubricant inside, which melts during dry drilling and cools the cutting surface; Water can be used as additional cooling to extend the lifespan of the drill bit.


  • 🌻 Suitable for different types of materials: Diamond drill bits are very suitable for dry drilling on hard tiles, ceramics, bathroom tiles, granite and marble, masonry, concrete, glass, and hard plastic. Water can extend lifespan.


  • 🌻Widely compatibility: Diamond coating increases drilling speed of the granite drill bits; hex shank is compatible with most machines, such as hand drills, , table drills; depth mark is also useful for precise projects


  • 🌻Easy to carry and use: There is a storage bottle packaged together with the porcelain tile drill bits, which is helpful for preventing loss, meanwhile making the bits easy to use and store.



  • Material: Brazed diamond sand+high carbon steel substrate

  • Weight: 6mm/11g; 8mm: 15g; 10mm: 19g; 12mm: 22g; 14mm: 26g; 16mm: 28g

  • Features: For ordinary diamond tappers, this brazing tapper has significantly increased its durability, high temperature resistance, and range of use. Hexagonal handle anti slip design with built-in solid lubricating wax, which can gradually melt into wax water during drilling, effectively reducing temperature, lubricating and protecting the drill bit, reducing high-temperature burning, and increasing product usage and lifespan. It is convenient for use on products that cannot be drilled with water. (PS: It can be directly used for dry drilling, but the service life is still maintained by adding water to cool down during drilling)

  • Scope of use: glass/ceramic/marble stone/concrete/vitrified brick/microcrystalline stone/granite/quartz stone/all ceramic tiles, etc~

    Matching model: conventional electric hand drill/lithium electric drill/bench drill/air screwdriver (Angle grinder and electric hammer impact drill can only be used after changing the chuck)


  • Free Shipping Over $30.

  • Orders will be processed within 7 business days of ordering and shipped out the next day after the processing day. Orders will generally be delivered within 7 to 14 working days.

Returns:Fast refund for any dissatisfaction within 15 days, 100% money-back guarantee.


  • Due to manual measurements, please allow slight measurement deviations.

  • Due to the different display and lighting effects, the actual color of the item may be slightly different from the color displayed on the picture.